Nina

This page lists questions and answers that were posted by visitors named Nina.

Questions

The following questions were asked by visitors named Nina.

Find the base three representation of 237. PLEASE HELP. I HAVE NO IDEA 3^4=81 so there must be 3 of those (3*81=162 237-162=75 3^3=27 so there must be two of those 2*27=54 75-54=21 3^2=9, so there are two of them 21-18=3, so one three 3^0=1, so none of th...

Duke Maverick worked for a packaging company. One Day, Duke received four separate orders and acidentally mixed up the addresses, so he applied the address labels at random, what is the probability that exactly three packages were correctly labeled? If th...

How do I draw a picture to show how my government system is organized?

What is the network of canals organelle and the group of sacs that contain digestive material? These are supposed to be a part of a cell.

How would I graph equations in Microsoft Excel 2003 and the residuals? I want to graph linear, quadratic and exponential equations but I don't know how.

Hi, is there anyone who can help me with this essay's English checking? Thank you very much! ################################## TITLE:Based on your analysis for the group presentation, what are the most important implications that you would draw from this...

Discuss the likely considerations and strategy for a company aiming its market launch at Everett Rogers¡¦ ¡¥early adopters¡¦ category.

Could you help explain how to find the Metric Units of Mass?

Solve for x in the interval 0<x<(pi/2): 2sin(9x)+cos(10x)=cos(8x) PLEASE HELP!!!

Suppose that the length of a rectangle is 3 inches longer than the width and that the perimeter of the rectangle is 78. Set up an equation involving only W, the width of the rectangle.

I'm not sure of how to solve word problems. The question is,"One lawn fertilizer is 24% nitrogen and another is 12% nitrogen. How much of fertilizer should be mixed to obtain 100 kg of fertilizer that is 21% nitrogen?"

A student performs a crystallization on an impure sample of biphenyl. The sample weighs 0.5 g and contains about 5% impurity. Based on his knowledge of solubility the student decides to use benzene as the solvent. After crystallization, the crystals are d...

If 185mg of acetaminophen were obtained from a tablet containing 350mg of acetaminophen, what would be the weight percentage recovery? thanks in advance!

A student who was isolating aspirin stopped the experiment after filtration step alumina. One week later, the methanol was evaporated and the experiment was completed. The melting point of the aspirin was found to be 110-115 degrees C. Explain why the mel...

The problem asks: A curve i nthe plane is defined parametrically by the equation x = t^3 + t and y = t^4 + 2t^2. An equation of the line tangent to the cerve at t = 1 is...? please help. thanks!

If x + 7y = 29 is an equation of the line normal to the graph of f at the point (1,4), then f'(1) = PLEASEEE HELP!

Considering the tube wherein NaOH (1 M) was added to benzoic acid. a) what reaction would occur in the tube? b) write a balance equation that supports your explanation above? c) describe what would happen if u added HCL (6 M) to the same tube? please help...

Considering the tube wherein HCL (1 M) was added to ethyl 4-aminobenzoate. a) what reaction would occur in the tube? b) write a balance equation that supports your explanation above? c) describe what would happen if u added NaOH (6 M) to the same tube? pl...

Hexanoic acid (structure below to my best ability) is only slightly soluble in water but is readily soluble (with stirring and shaking) in both 0.6 M NaHCO3 and 2.5 M NaOH. O || /\/\/ \ OH

Formic acid is only readily soluble in water and in both 0.6 M NaHCO3 and 2.5 M NaOH. give a brief explanation of the reaction for each

Hexanoic acid is only slightly soluble in water but is readily soluble (with stirring and shaking) in both 0.6 M NaHCO3 and 2.5 M NaOH. give a brief explanation of the reaction for each please help...thanksssss

A simple circuit is made of a power source, a rheostat and an ohmic resistor. The potential difference across the resistor is initially 5.0 +/- 0.1 V. A good lab student measures the current across the resistor to be 1.65 +/- 5 mA. a)If the student increa...

Common light bulbs have a mental filament made of tungsten and when a current passes through it, it radiates visible light, as well as heat. If initially the filament's resistance is 2.45 ohm (6%) at 20 degrees Celsius and the temperature coefficient of r...

Demand for pools. Tropical Pools sells an above ground model for p dollars each. The monthly revenue for this model is given by the formula R (p) = - 0.08p2 + 300p. Revenue is the product of the price p and the demand (quantity sold). a) Factor out the pr...

Are a of a sail. The area in square meters for a triangular sail is given by A(x) = x2 + 5x + 6. a) Find A (5). b) If the height of the sail is x +3 meters, then what is the length of the base of the sail?

Is the plasma membrane permeable to glucose or starch?

Explain two possible causes of Recession in an Economy using an AD/AS Diagram.

An eagle is hunting a bird in flight. The eagle begins its descent from a height of 74m. The eagle reaches its prey at a height of 3m. This situation can be modelled using the formula: 74=3+6t. t represents the time in seconds, but i'm not sure what 6 rep...

Dona Stein's "Putting Mother By" the poem is on Ploughshares, but i can't post the link. I have to write an essay/commentary/analysis on the poem, and i was wondering if someone could check up on my first paragraph. I know it's all one big metaphor, about...

Determine the system which is equivalent to the system: 3x+4y=12 x-2y=9 a) 3x+4y=12 3x-6y=27 b) 3x+4y=12 2x-4y=18 c) 10y=-15 5x=30 d) Any of A,B or C

Solve the following equation for x, where 0 </ x 2(pi). tan^2x=1

My grandson is in 4th grade. His teacher assigned the class to make a container that will keep an ice cube frozen for several hours while inside. Do you have any ideas?

I am having trouble understanding how to answer this type of question: Find each procuct or quotient: Express using positive exponents: (b to the power of negative 10)(b to the power of 5)

log6(x+7)−log6x=2 Solve for x

a satellite has a mass of 100 kg and is located at 2 x 10^6 m above the surface if the Earth. wHAT is the potential energy associated with the satellite at this location? What is the magnitude of the gravitational force on the satellite?

When the brakes of a certain car are applied, a deceleration of 6.0 sec squared is produced. a) How much time will it take to bring the car to a halt from an initial speed of 110km/hr? b) How far will it travel in that time?

In the United States, every 57 minutes an underage drinker is involved in a traffic fatality. A recent report urges a crackdown on teen-age drinking and driving. Estimate the number of underage drinkers involved in traffic fatalities each day.

Julio ordered towo pizzas for dinner Friday. Dad ate 3/4 of one pizza, Jenny ate 1/8 of a pizza, Danny ate 1/4 of a pizza, and Mom ate 1/2 of a pizza. What fraction of a pizza was left for a midnight snack?

Julio ordered towo pizzas for dinner Friday. Dad ate 3/4 of one pizza, Jenny ate 1/8 of a pizza, Danny ate 1/4 of a pizza, and Mom ate 1/2 of a pizza. What fraction of a pizza was left for a midnight snack? Mr. L answered to my question like this: 6/8 + 1...

About how many people lying head-to-toe are needed to strech around the earth? Is it closest to : a) 1 million; b) 25 million; c) 100 million? (Hint: The distance around the earth is approximately 25,000 miles).

Sam and Susie are twins. Sam has as many brothers as he has sisters. Suzie has at least 1 sister, and twice as many brothers as sisters. How many kids are in the family altogether?

An ice cube having a mass of 50 g and an initial temperature of -20⁰C is place in 400 g of water 30⁰C water. What is the final temperature of the mixture if the effects of the container can be neglected?

How many excess electrons does an object with a total charge of -1.0 x 10exp-9C have on it? This is approximately the amount of charge involved in commonly encountered static electricity.

calculate the force between two identical charges of 1.0 x 10 exp -9 C separated by 1.0 Cm

How many electrons must be removed from an object to leave it with a charge of 2.0 x 10 exp-10C? This is a small though not neglible static charge.

Calculate how far and apart two indentical charges of 1.0 C must be in order for the Coulomb force between them be less than 500 N

On a scale drawing,the scale is 1/4 inch:1 foot. Find the dimensions of each room in the scale drawing. How would you find the answer? 10 feet by 9 feeet

According to Procopius, two sixth century Christian monks undertook an elaborate smuggling operation to provide Byzantium with the knowledge to produce

Solve equation L=2.43*.034^.3326

Hoshi walks 10 meters in 3 seconds what is her walking rate

what is the time halfway between 10:30 am and 3:00 pm?

The boy on the tower of height h = 10 m throws a ball a distance of x = 68 m, as shown. At what speed, in m/s, is the ball thrown?

Given the right triangle JKL, whose arean is 32 sqare units, determine if it is an isoceles right triangle.

a child is sliding on a sled at 1.5m/s to the right. You stop the sled by pushing on it for 0.50 s in a direction opposite to its motion. If the mass of the child and the sled is 35kg. what average force do need to apply to stop the sled. Use the concepts...

A 384-m wire is cut into three pieces. The second piece is 3 m longer than the first. The third is four-fifths as long as the first. How long is each piece?

For my Biology class, I need to find and print out an article that talks about renewable resource technology or new technology that is beneficial to the environment. Can anyone help me find any good ones?

Do bony fishes have a dermal bone?

is fumaric acid polar or non-polar?

Explain why 1/8 is greater than 1/10, but less than 1/3.

What leaves after a disturbance in the climax community?

if 19.0g NaI react, how many grams of NaNo3 are made?

Clue1: I am less than 20. Clue 2: i am an odd number. Clue 3: I am the square root of 225 Who am I?

Clue 1: I am less than 1,000. Clue 2: the sum of my 2 digits is 26 Clue 3: my ones digit is 8 Who am I?

Determine the maximum g of Ba3(PO4)2 that can be formed from your mass of Na3PO4 . 12H2O

How many moles of aluminum chloride can be produced if you start with 8 moles of aluminum and 9 moles of chlorine?

3.Explain the major tenets of Hinduism and its evolution from the Aryans to the Gupta. Please help with this question I have no idea how to answer its the last one could you give me some websites please. -Thank You

In triangle ABC if m<ABF=39 and BF is an angle bisector, find <BCE

If the sides of a triangle have measurements 3x + 4 , 6x - 1, and 8x + 2, find all possible values of x. I also need help with this question please

Compare the political structure of Hellenistic Greece to that of the Greek world before 400 B.C.E. What was the function of philosophy in Greek culture? What, according to the authors, were the principles of Greek culture? Define a polis. How did the poli...

What social structure did Confucianism imply? What were the key social classes, and how did they differ? Why did Confucianism have such a deep impact on Chinese and East Asian history? What groups and institutions could benefit from it? What does the docu...

Hi I need help with this What classical institutions survived the collapse of the classical civilizations and why? I just need help with knowing Romes institutions please help.

What was the nature and extent of the Umayyad Empire? How did the Abbasid Empire differ from the Umayyad Empire? What were the achievements of the Arab phase of Islamic development ending in 750? I just want to know how they want me to answer these questi...

What does it mean " to get along you have to play along"?

The slant height of a regular pentagonal pyramid is 6 cm, and the length of each side of the base is 3 cm. Find the lateral area.

The United States has this form of government. *representative democracy *monarchy *direct democracy *constitutional republic I think it may be D since a constitutional republic had a government with limited power where the people are the main government...

#26 Dikrayati #12 John Howatt #25 Mozart, Piano Sonata in A Major, No. 11 (K.331). (Use the Theme and first Variation only. Note that the first Variation has sounds of Turkish March Music. The first Variation ends when a rumbling bass stops at a cadence....

Hi I am in AP Chemistry and I did not take regulars chem so I have never done labs before and was wondering If anyone could give me examples on how to do a lab

Two angles are complementary. One angle is twice the other. The largest angle has a measure of what. 120, 60, or 45

Explain how you can tell 26 over 100 is greater than 1 over 4????

kevin says that 22 over 30 is greater than 22 over 32.Do you agree?Explain.

List these numbers from least to greatest: 4 over 5,3 over 5,and 3 over 4 Please help me with a cherry on the top!!!

An Example of where a difficult academic challenge would confront you in school? And how would you deal with it?

"Part 1: Write an exploratory essay in which you compare and contrast online learning with classroom (on-ground) learning. Your evaluation may include preparation time, rewards, pitfalls, etc. You may select the features that you want to compare and contr...

I'm Studying For My Business Cycle Test and I'm finding it for hard to remember all the elements of the micro market and market environment so I was just hopeing someone could have like a catchy sentence for the elements in each environment e.g takeing th...

I need help writing an illustration paragraph on the topic: saying no. I have to include the following devices 1 acyndeton, 1 polysyndeton, 2 interrupted movement, 2 parallel, 1 freight-train

I'm doing a project on name change in south africa so I'd like to know why the name pretoria was changed to tshwane and why did they change it to tshwane??? and why Pietersburg was changed to polokwane and why did they change it to polokwane

is it an index, symbol or an iconic sign?

It's a molar heat reaction lab. 0.07g Mg Mg+2HCl->MgCl2+H2 What is the actual value for the heat of reaction based on the enthalpy's of formation? HfHCl= -118.53 kJ/mole HfMgCl2= -774 kJ/mole

Test corrections :) They're calculations/short answers. I'd just like something to compare answers to or help me get the full answer (all partial credits). Thanks! #9. When water is electrolyzed it produces hydrogen and oxygen. If 10.0% of 150.0g of water...

100.0 mL Vinegar (d=1.06g/mL) contains 4% acetic acid. a. How many moles of acid are in 100 mL of vinegar? b. How many mL of 0.11 M NaOH are required to neutralize the vinegar?

Find the molarity of [H+] and [OH-] in the following solutions: a) 0.050 molar NaOH b) 2.09g of calcium hydroxide in 100 mL of water c) 0.875 M H2SO4

A student completes titration by adding 12.0 mL of NaOH(aq) of an unknown concentration to 16.0 mL of 0.15M HCl(aq). what is the molar concentration of the NaOH(aq)?

1.The estimated doubling time for the black sea urchin population is approximately 1.5 years. What is the annual growth rate of the urchin? help please?

Please help me check if I did my homework right base on a picture of picking strawberry farm. 1. Activity Investigation Picture Scientific Method: I. Perceiving the Problem Are these people a worker in a farm? II. Research a. Wearing different style of cl...

Yolanda is putting up a fence for her dog in the shape of a square. Each foot of fencing costs $7. If Yolanda is planning to have each side of the fence be 10 feet long, how many feet of fencing will Yolanda need?

Given the third term of an arithmetic sequence less than the fourth term by three. The seventh term is two times the fifth term. Find the common difference and the first term.

In a geomatic sequence, the seventh term exceeds the fifth term by 1920. Find the sum of the first eleven terms if the common ratio of the sequence is 2.

How is the standard error of the mean influenced by sample size and standard deviation?

800 hundred chances are sold at $2 apiece for a raffle. There is a grand prize of $650 dollars, two second prizes of $250, and five third prizes of $50. First calculate the expected value of the lottery. Determine if the lottery is a fair game. If the gam...

Answers

The following answers were posted by visitors named Nina.

A quarter and a nickel. The other one is a nickel :)

Maybe I didn't phrase the question correctly. Sorry if anyone is confused. What I meant is, what part of a cell are sacs that contain digestive material? Also, what part of a cell is a network of canals? That's what I meant to put.

Okay, thank you.

Thanks for SraJMcGin's proofreading and GuruBlue's information~ This is for the coming exam, hope I can pass without any question.^_^ ############################# The case study is ¡§Seabiscuit-How to market a hit movie¡¨ and several key success factors...

Can some one help me in English and to see if I answered the question? According to Rogers, consumers can be grouped according to how quickly they adopt a new product. Some consumers adopt the product as soon as it becomes available. On the other hand, so...

As has been discussed above, the experiences from early adopters can help marketers to understand the advantages and drawbacks of the product. Therefore, an interview of focus group may be one effective method to listen to consumers¡¦ voice. It has been w...

To conclude, early adopters are opinion leaders when a new product just launched into the market. They spread after buying experience and affect the majority of buyers¡¦ attitudes (Rogers). As a result, collect and manage their opinions are important to f...

Each of the solvents given should effectively separate of the following mixtures by TLC. Match the appropriate solvent with the mixture that you would expect to separate well with the solvent. Select your solvent from the following: hexane, methylene chlo...

the structure didn't come out right but sorry i forgot to write im suppose to give a brief explanation of the reaction for each i have no idea!!

Considering the tube wherein NaOH (1 M) was added to benzoic acid. a) what reaction would occur in the tube? b) write a balance equation that supports your explanation above? c) describe what would happen if u added HCL (6 M) to the same tube? please help...

The problem says 1.65 (plus on top and the minus sign below it) 5 mA I think the plus and minus is the uncertainties. How would you be going about it doing both values.... I have no idea how to solve it and what the outcome is?

what am I converting?

It will be 13/8 = 1 5/8. Is that right?

So if one electron is 1.6 x 10 exp -19 C it would be -1.0 x 10exp-9C divided by 1.6 x 10 exp -19 C correct?

for same question above if the charge is increased by a factor of 10 what number am I increasing? and am I increasing it by adding or multiplying?

Thank you so much. I'm struggling for this question from last night.

symphonie fantastique, which depicts an artist's execution by guillotine, was written by the nineteenth century composer

Hello?? Ms. Sue?? I need help too! :-)

Is the forth question A or b?

Thanks Mrs.Sue is there any way you can help with this one I want to find websites were i can double check my answer the question is How and where did Hinduism and Buddhism spread?

I am pretty sure it will form a scalene obtuse triangle. hope i helped out :)

Thanks anyway but that isn't one of the choices the answer is x> 3/11 i figured it out thanks for trying :)

Thank You so much Mrs.Sue this really helped.

Alright I just need help with this one What social structure did Confucianism imply? What were the key social classes, and how did they differ? What kind of social classes are they talking about political or religious??

Reverse the equation to be H2O (g) --> H2O (l) delta H= -44kJ There are 9.0 grams of H2O (g) Find moles of the gas: 9.0/16= .50 moles 44 times .50 =22 kJ evolved

I need ideas on how to start the paragraph.

There are many situations where one should say no. For example, imagine if a clumsy, crazy, annoying, creepy, stranger asks you on a date. Even though you don’t want to hurt his feelings just say no would this be an okay way to start?

Plankton, Fish, Crab, Shark. Plankton, Crab, Fish, shark. Depends on which fish and which crab. XD

Mere baala dha tereeka vadhia heh.

Alright, sure. #9. 2H2O -> 2H2 + O2 15g H2O/1 x 1mol/18.02 = 0.832 mol H2O PV=nRT (98.9kPa)(v)=(0.832mol)(8.31 kPaxL/molxK)(290.2K) v=20.29L #11. 12.01g/gC x 100=49.48% 24.27gC/1 x 1mol/12.01g=2.02mol C 1.01g/gH x 100=5.15% 19.61gH/1 x 1mol/1.01g=19.42mol...

That is super helpful, thanks. I missed a two days of class when we learned acids and bases, so I was a bit stuck.

Hi all,, so am taking strategic management now and our Dr gave us same case and same questions apparently,, any of you happens to still have or remember the answers? Am totally lost with the "concerned commodity" question

WHy is 1-0 in the eguation?

Question # 13 answer is neuroleptic malignant syndrome

oh i'm sorry. i left out that part.. the question is When will the population reach 6000?

P(t) = 6 t^2 + 110 t + 3000

The question doesn't state wheater it's a max or min it'as grade 11 math no I have not done calculus

Thank you Much Appreciated !! (Y):)

Honestly, although i appreciate this help Is there any other way to do this problem. I think this is a little to advanced because i really don't understand it.

yes thank u but i don't understand simplified form please!!

Don't you need to have read the book or story to do these questions?

Damon's expertise it too expert for my knowledge and math level thank you though Ms Sue.

I have 26 questions on my math homework! but i need help with these! please help me i need it finished now! 2. Which type of angle do construction workers use when building to make sure that the walls and floors of a building are perpendicular? (1 point)...

You have to turn a fraction into a decimal by taking the numerator and divide by the denominator, 5 divided by 8 is 0.625 so that is your answer! :D

It has 6 sides but is the angle the same

thank you so much :)

How much flour is in the bag

They can block Facebook in their computer. Instead of spending time chatting in Facebook they can go read a book of help your mom in the house. You can also hang out with friends or do some other fun activities such as playing soccer or any kind of game.

The last of Wilson's fourteen points called for

Is this right?? (x)(x-2)(x-4)

Yes, i did c for number too but it turned out to be a b the other were correct they are all b. Trust me, if you don't trust me get it incorrect and see I was telling the truth.

Thank you for your reply. :) By the way, how about if it's in the past (contributes -> contributed)? Can the phrase still be 'to your becoming'?

Logarithm of a negative number is imaginary. If you try plotting y = log x, you'll see that the x values are all positive and infinitely approaches zero.

Thank you very much for your help. :)

Thx Richard and Ms. Sue i think i might get this.

I know that w=squ(k/m) and T=(2*pai)/w but its wrong and I don't know what to do.. can you help me?

Oh okay. Are they right now? 2: The person that would buy the coat. 3: Anne has come to consider Mrs. Van Daan a member of her family because of the kindness she has shown.

Both are wrong?

How about now Ms. Sue? 2: A 3: D

Oh my, thank you so much for your help...! :)

Thank you! I understand it now. :)

I get it now. I didn't think about the reaction of Fe^2 and Cr2O7^2-. I thought they would produce FeCr2O7, so I thought they're in 1:1 ratio. Yes, I got 159.6 g/mol as weight of TeO2 (as what I've typed above). :) Yes, I've seen the post about the nuclea...

What he did wrong is that William did not multiply the 1,000-gram by 1.

Thank you but i'm not understanding how you got .002 for x

if lisa spends 3 hours driving to and from work each day ,what percent of her day does,she spend driving to and from work each work day

its julia i found out

help me, AP physics on part C!!!!!

A.) Horizontal Asymptote- y=0, you can never have more than 1 (100%) or less than 0 (0%) of the chemical in the bloodstream B.) 46% is the maximum after 4.5 hours

Thank you for explaining to me on how to get the answer.I changed my name because it seems like I was getting overlooked when I really needed the help.

The answer is, in fact, 149,981.

If you were reading a story and you came across a word you don't know, where would be the first place you would look for a definition -- glossary or a dictionary? I think glossary am i correct?

Personal- something private Reflexive- reffering back to a subject in a sentance Intencive- strong or fierce

900 times 100,000 or 9,000 times 10,000.

Yay!! I got 4/4!

4. Which verb tense indicates continuing action? A. Progressive B. Present C. Past perfect D. Future Which one is the answer ?

#3 was actually D)"Who cares if it's dignified. I don't want to be dignified"

Yes,because the definition of angle is two rays that are together

The least common multiple is 15. This is the lowest multiple the two numbers have in common.