Diana

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

Questions

The following questions were asked by visitors named Diana.

The length of a rectangle is 5 in. more than twice its width.? How do I find the width of the rectangle. The length = (2 x width) + 5 inches. Do you have any other information about the rectangle such as the area or the perimeter. I don't think there is e...

Do you think it is truly possible to get all of the information I would need to write an essay about the sudden "halt" or end of production of electric cars? And, what about the Hybreds? I am apprehensive about this topic because I may not be able to find...

Can you tell me what type of essay I would be writing in response to this statement: "What, if anything, is significant about an issue--expressed in a claim?" My instructor told us to write an essay to this question. A "claim" is usually the term for the...

The sum of tow numbers is 71. The second is 7 more than 3 time the first. What are the two numbers? let x = the smaller number then you know that 7+3x +x =71 solve for x

1) The length of one of the equal legs of an isisceles triangle is 8cm less than 4 time the length of the base. If the perimeter is 29 cm, find the length of one of the equal legs. a) 4 cm B) 5 cm C) 11 cm d) 12 cm 2) The perimeter of a rectangle is to be...

Find the GCF of each product. Please show the steps so I can work the problem by myself. it is 6y squared - 3y (6y^2-3y)(y+7) 3y(2y-1)(y+7) 3y will be the greatest common factor, as each term when you multiply it out will have a 3y. In case you want to wo...

Factor each expression a^2(b-c)-16b^2(b-c) Help show me how (b-c) appears in both terms and can be factored out, giving you (b-c)(a^2-16b^2) Now note that the second term can also be factored since it is the difference of two perfect squares. (a^2-16b^2)...

subtract: express your answer in simplest form. 5x-3/6 - (x+3)/6 answer choices a) 4x-1 b) 2x-3/3 c) 2x/3 -1 d) 2x/3 show me hou to arrive at the correct answer get a common denominator. get a common denominator. I thought 6 was the common denominator, wh...

A garden area is 30 ft long and 20 ft wide. A path of uniform width is set around the edge. If the remaining garden area is 400 ft2, what is the width of the path? using the quadratic formula I did the following: Let x = distance between the inner rectang...

I go to the Middletown High School and I lost the combination to my locker which has my Global Histoory textbook in it. I was hoping somebody would be kind enough to tell me what the questions are on page 26 numbers 3-7 and page 31 numbers 3-7. I realize...

Where can I download free score-keeping sheets for bowling?

how do I compute sales tax? $1,367.85. sales tax rate is 5.75%. also, how do I add in city tax?

Where can I download a bowling score sheet?

What is the difference between drinking water and distilled water? Can we make our own distilled water?

If I boil water at home, when and how do I know I've boiled the water long enough to make distilled water?

I don't know what to make for a physics experiment?

What do algae, kelp, and seaweeds have in common? How are they different?

Any ideas where I can read online articles about marine species and the different types of habitats along coastal beaches?

How do you solve this problem 1 1/5 minus 3/8?

Where can one go to download free and legal music without a catch? Is there truly such a site?

what is another name for herpetologist? is it zoologists? thanks.

The average (arithmetic mean) of 4 numbers is greater than 7 and less than 11. What is one possible number that could be the sum of these 4 numbers?

I am working on a paper about ethics in professional healthcare/medicine. It is difficult for me to word it properly, but here goes: Is "the right to die, or assisted suicide a question of ethics-or a moral dillema that healthcare professionals face? (hel...

Other than Microsoft, is there a website where I can learn about formating business letters, memos, etc.?

Which of the following solutions of strong electrolytes contains the largest # of moles of chloride ions: 100.0 mL of 0.30 M AlCl3, 50.0 mL of0.60 M MgCl2, or 200.0 mL of 0.40M NaCl? What formula is used?

Re: Homework Text: College Accounting, 19th Edition Page 227-229 Can you provide me with the trail blances for May: Comprehensive Problem 2 - The General's Favoriate Fishng Hole. I am really having a problem with this assignment and I would greatly apprec...

I need help with this problem (7,7);4x+5y=9

100 words per question in the future, how will thinking critically influence the ways that you read? Write?, Process Information?

#1) The Lewis structure of PF3 shows that central phosphorus atom has ___ nonbonding and ___ bonding electron pairs. #2) How many equivalent resonance forms can be drawn for CO3^-2? (carbon is the central atom) #3) The bond angle in NF3 is slightly less t...

on a tv game show, the contestant is asked to select a door and then is rewrded with the prize behind the door selected. if the doors can be selected with equal probability, what is the expected value of the selection if the three doors have behind them a...

how many 4 character license plates are possible with 2 letters of the alphabet followed by 2 digits, it repetitions are allowed? if repetitions are not allowed?

how many batting lineups of the nine players can be made for a baseball team if the cathcher bats first, the shortstop second and the pitcher last?

two cards are drawn without replacement from a 52 deck of cards. what ae the odds against drawing a club and a diamond? can you walk me through this? thank you

Decide which variables described is likely to have a normal or near normal distribution a. the number of courses remaining until graduation for the students in a small liveral arts college b. the SAT math scores for students in an advanced placement math...

what is the z-score for the given raw score, mean and standard deviation, assume a normal probability dist. raw score=66,u=60, and 0=6 u and o are those wierd symbols is the answer 1, 10, 6, or 66

can someone explain what vertex arrangements are? And how to find them.

decide if the given number is a solution to the given equation. x/4 = 5;20

find the distance between the two points. 8,0 and 0,6. round to the nearest hundredth. please help

find the midpoint of the line segment having the given endpoints. (8, -4) and (-7,8)

solve, using addition 5.4= x-1.3 write an integer or a decimal

Solving inequalities with both multiplication and addition 4(x-3)-2< 3-5(x+7) Can someone take me through this step by step? I do want to solve it on my own. Thank you

stumped on rounding to the nearest tenth. Decimals 1758.2 thank you

The first three elements of a number sequence are 1, 2, 3. ( As you can see, the middle number is one less than the product of its neighbors. This is true for the rest of the elements of this sequence. Now add the elements of the sequence up to a certain...

how to plot the equation and find the y intersect of y + x = -10 thank you

Which of the numbers 37,39,41,and 43, are prime numbers =37,41,43 Write 4/7 as a percent= 57.1%

(-3)^3-9 then there is a line and under the line is 6/2*3-1 please help a, 0, b2 1/4 cunndefined,d -4 1/2

im lost evaluate 30 divided by 5*3-2 all over/2-2divided by 3 Math - jim, Tuesday, October 20, 2009 at 5:39pm You 'll have to clarify that. Do you mean: 30 / (5*3-2)/ (2-2/3) ? Math - Diana, Tuesday, October 20, 2009 at 7:40pm no Ill try to write it out t...

The second angle of a triangle is three times as large as the first. The third angle is 20 degrees larger than the sum of the first two. What are the measures of the angles?

Could you please check these Thanks you!!! Directions: Complétez Part 1 1. Au bord de la mer, on va à la ----------------. Answer: plage 2. Il faut mettre de la ---------- quand on prend un bain de soleil. Answer: créme solaire 3. Laure apprend à nager. E...

describe what the graph of interval [-4,10] looks like. thank you

could you help me with this question Why did being a sea power help britain to survive an attack by the French?

can you check this question Why did Napoleon invade Russia Napoleon invaded Russia because he wanted to complete his mastery of Europe.

I need someone to refresh my brain on collecting like terms.. 17a + 6b - 11a - 9b= thank you

find the indicated outputs f(x)=2x^2-3x f(0)=? f(-1)=? f(2)=? help?

collect like terms 17a +6b-11a-9b= thanks

Why do you think it was written in 1863(after two years of fighting in the Civil War)?

write equivalent expression using radical notation (a^2b^2)^1/3

How would I solve this equation for x in the interval 0<x<2pi tan^2x sinx - sinx/3 = 0 Please explain it step by step..ive been stuck on this question for far too long..sigh

Solve the equation for x in the interval 0<x<2pi 1/ 1+tan^2x = -cos x How would i do this? im thinking of maybe changing the 1+tan to sec^2x?

write a quadratic equation having the given numbers as solutions. -4 and -1 thank you

Could someone help me with this question? 5^(2x) - 4^(5^x) = 12 I got up to log (5^x)= log(-4) but it isnt correct since it can't be negative.

x^2-7x+3=0 1) exact solutions x=? 2) approx to 3 decimal places x=?

the width of a rectangle is 1 ft less than the length, the area is 6 ft^2, what is the length and width? thank you

sin 190 over 20 equals sin 47 over x.

Someone can help me please? A gas sample weighing 0.528 g is collected in a flask having a volume of 126 mL. At 75 degrees celcius the pressure of the gas is 75 torr. The molecular mass of the gas is closest to which one of the following?

How many milliliters of NH3 (at STP) are needed to react with 45.0 mL of NO2 (at STP) according to the equation. Can someone please... help me? a) 45.0 mL b) 27.5 mL c) 33.8 mL d) 60.0 mL

How many milliliters of NH3 (at STP) are needed to react with 45.0 mL of NO2 (at STP) according to the equation. Can someone please... help me? 8NO2 (g) + 6NH3 (g) --> 7N2) (g) + 9H2O (g) IS this help? a) 45.0 mL b) 27.5 mL c) 33.8 mL d) 60.0 mL

What is the volume of 45.0g of nitrogen monoxide, NO, at 20 C and a pressure of 740 mm Hg? Please someone can check my work is right or not? NO = 14 + 16 = 30 54.0g / 30 = 33.60 L 273K/293K = 0.932 atm 740 mm Hg = 740 torr = 0.974 atm 33.60L x 0.932 x 0.9...

My text explains the answer to this question, however I do not understand the answer. Instead of posting the entire text I was wondering if anyone could explain this to me in Laymans terms. Thanks. How did financial considerations and the international ma...

Are all linear equations functions? Why or why not?

What is the difference between domain and range?

Given Darwin’s Theory of Evolution, what scientific evidence best supports evolution by natural selection?

How can you determine if two lines are perpendicular?

1. Consider the following equation. xy + 7x + 5y = –8 (a) Differentiate both sides with respect to x to complete the following. ( blank )y ' + y + blank =0 (b)Solve for y ' in terms of x and y. (c) Calculate dy/dx at the point (4,-4). Can anyone help me o...

What role should American's ideals play in it's National security policy history,current, hypothetical cases

of a radio show. Each commercial is either 30 seconds or 60 seconds long. If the total comercial time during 1 hour is 13 min, how many 30-second commercials were played that hour? How many 60-second commercials?

The preimeter of a retangle is 98. The length is 7m more than twice the width. Fid the dimension?

A student makes a 10.50 purchase at the bookstore with a $20.00 bill. The store has no bills and gives the change in quarters and fifty-cent pieces. There are 30 coins in all. How many of each kind are there?

o What are the advantages of the four different special journals? When would you use each type?

heights of young adult u.s women are approximatelynormal with mean 64 inches and standard deviation 2.7 inches. What proportion of all u.s. young adult women are taller than 6 feet?

What mass of water (in grams) is needed to dissolve 28.7 g of ammonium nitrate NH4NO3 in order to prepare a 0.452 m (molal) solution?

A solution that contains 55.0 g of ascorbic acid (Vitamin C) in 250. g of water freezes at −2.34°C. Calculate the molar mass (in units of g/mol) of the ascorbic acid. Kf of water is 1.86°C/m.

Consider a 0.70 M solution of Al(NO3)3 in water. What is the nitrate ion concentration in this solution, in units of moles/L?

In the course of research, a chemist isolates a new compound with an empirical formula C3H3O2. 4.97 g of the compound when dissolved in 100. g of water produces a solution with a freezing point of −0.325°C. What is the molecular formula of the compound? (...

Explain why ethanol is not soluble in cyclohexane. Also, how do you figure out whether something is polar or nonpolar?

Calculate the amount of water (in grams) that must be added to (a)5.00 g of urea (NH2)2CO in the preparation of a 16.2 percent by mass solution, and (b)26.2g of MgCl2 in the preparation of a 1.5 percent by mass solution.

A 20.0 kg crate is pushed across a rough floor for a distance of 90.0 cm. When the force pushing the block is equal to 80.0 N and applied at an angle of 18.0 below horizontal to the block, the block moves at a constant speed of 2.10 m/s.

A car starts from rest and travels along a circular track with a radius of 55.0 meters. The car starts out at a position due East of the center of the track, heading due North initially around the track, which is counterclockwise. The car increases its sp...

A 7000 kg helicopter accelerates upward at 0.70 m/s/s while lifting a 1000 kg car to a mountaintop for a TV commercial photo shoot. -What tension must the cable be able to withstand without breaking?

A box slides down a 36° ramp with an acceleration of 1.05 m/s2. Determine the coefficient of kinetic friction between the box and the ramp.

A block with a mass 4.0 kg is held in equilibrium on an incline of angle θ = 42° by a horizontal force F. a)Find the magnitude of the normal force. b) Find the magnitude of F. (Ignore friction.)

Consider an electrochemical cell based on the following cell diagram: Pt | Pu3+(aq), Pu4+(aq) || Cl2(g), Cl−(aq) | Pt Given that the standard cell emf is 0.35 V and that the standard reduction potential of chlorine is 1.36 V, what is the standard reductio...

How many hours will it take to produce 78.0 g of Al metal by the reduction of Al3+ in an electrolytic cell with a current of 2.00 Amperes? [Enter only a number for your answer.]

Calculate the cell emf (in volts) for the following reaction at 25°C: Ni(s) + 2 Cu2+(0.010 M) → Ni2+(0.0010 M) + 2 Cu+(1.0 M) [Enter only the number of your answer.] Answer

A current of 0.80 A was applied to an electrolytic cell containing molten CdCl2 for 2.5 hours. Calculate the mass (in grams) of cadmium metal deposited. [Enter only numbers in the blank.]

Which one is a rule for the nth term of an arithmetic sequence with a8 = 56 and d = 5?

There are four tests in a year. The first test is worth 26%, the second is worth 20%, the third test is worth 30%, and the fourth test is 20%. Maria received a 59% on her first test. To receive a final mark of 65%, what is the minimum she needs to obtain...

What are some additional methods that I could use during my lit course to write about the literature I will be reading? I need four, but I only could think of two. These are the two I have so far. 1)I have thought about using a reading journal to write do...

A box contains three white balls and two red balls. A ball is drawn at random from the box and not replaced. Then a second ball is drawn from the box. Draw a tree diagram for this experiment and find the probability that the two balls are of different col...

Answers

The following answers were posted by visitors named Diana.

It could be a cookie................

I'm surprised I didn't think of that. Thank you.

I am not familiar with the ^- symbol in the equation after # Cl. Is that referring to the power, such as Cl3?

Nevermind, I figured it out from the original formula you gave me and got the correct answer. Thanks for your help!!

I am trying to study for my final exam. I am just trying to do my review packet and i just want to see if i am getting them correct. but what i got was 1) 3,3 2) 2 3) 120 4) idk how to do that one.

thank you for your help. The answer is A. Right?

thank you, the site you recommended was the only thing i could find too. thank you for trying

yes, there is a straight line

I say keep the same pet change the food and treats.

What carries secretions for export from cell? organelles What buds off lysosomes? Golgi complex

no Ill try to write it out thirty divided by 5 times 3 minus 2 all of this is over 2 minus 2 divided by three any better?

30 divided by 5 multiply by 3 subtract 2 then there is a line and under the is 2minus2divided by 3 any better?

I guess its a fraction sorry about typing these are the answers to chose from A)=0, B)= 2 1/4 C) undefined, D) -4 1/2 problem (-3)^3-9 then there is a line and under the line is 6/2*3-1

thank you so much!

There are no parenetheses

lvht- love/ hate

You use the double angle formulas.

how would i do that?

Yes to get that i did: (5^x)^2 - 4(5^x) =12 5^x(1-4) = 12 -3(5^x)= 12 log(5^x) = log(-4) If you could show me the correct way to do it, that would be great! thanks!

do i have to multiply or divide?

Someone can help me please? A gas sample weighing 0.528 g is collected in a flask having a volume of 126 mL. At 75 degrees celcius the pressure of the gas is 750 torr. The molecular mass of the gas is closest to which one of the following? PV=nRT Thanks,...

Thank you so much both of you. It really help me to understand. :)

Thank you anonymous and DrBob222!

I figured it out thanks anyway. =0)

Thank you. Are there not any linear equations that do not have a slope? What would they be called?

Thank you again! :0)

Well so far I found that fossils support his theory, also I have found that a fish study also supports this. I must find two with resources that support this. Although I have already found two, I was wondering if you or anyone else had any ideas?

Thank you, they were helpful.

No, in order to have a different number of marbles in each of the boxes you would need at least 55 marbles.

First, watch the video, than decide which side you are are more inclined to. Either conservation or preservation, and tell why you chose the one you did. (defend your position)

thank you, But what if the product is something other than -1 Could it still be perpendicular? Why or Why not?

Since it's constant, the net force is 0?

using this formula i got 8.42, which is not the right answer

Opps, sorry.. I forgot to write that Maria also has a project worth 4% which she got perfect on

Thank you very much for the additional information I am certain that this will be useful. Thanks again!

i need help to get started with this assignment?

Assuming the probability is that a child is a boy and births are independent. What is the probability that if a family will have four children (no twins), they will all be boys?

Sally can paint 1/4 of a house per hour. John can paint 1/6 of a house per hour. Let's say the answer is t hours for the total job. Then (1/4)t + (1/6)t = 1 (1/4 + 1/6)t = 1 (6/24 + 4/24)t = 1 (10/24)t = 1 t = 24/10 hours = 2.4 hours

su español es perfecto!!!!!

The discriminant is b^2-4ac I won't do all the work for you, but figure that number out. -If its positive, theres two solutions -If its negative there are no solutions -If its zero theres one solution.

The result is a peptide bond.

A jar contains some red and some yellow jelly beans. If a child ate 1 red jelly bean, 1/7 of the remaining candies would be red. If instead the child ate 5 yellow jelly beans, 1/6 of the remaining candies would be red.

yes that helps. sorry i feel dumb when I ask questions alerdady on here. =/

Im new, and I just noticed that....Thanks

the x value is negative and the y value is positive

Im working on this same question too and i cant figure out how you got the .5 when doing 3.6*.866/.5 ??? because i know the answer is correct, is it because the net force goes through the middle?

no i meant it as rhino. the word that we use for nose.

I don't know why you said it was perfectly inelastic when is not. Is relative elastic

okay, thank you

is 48 included in the numbers you listed?

nice explanation, i understand

i would say 44 4+4 is eight. If you put 44 into groups of 7 then there would be 6 in each group. and 6*7 is 42 which means there would be 2 left over

Yes I have trouble with balancing equations(in general).

I don't know because I'm trying to figure it out now. Can someone please help me???????

1. What is spelled wrong. 2. This is not a question tutors can answer. 3. This site needs to be taken seriously. Thanks!

Try naming some foods.

Term? Meaning each number and/or variable separated by a + or - sign. example 2x^2+4x-3 has three terms?

go to the site 20search. com/image .php and look in those engines

theres no spaces or anything i just had to do that in order to post the url because im not a tutor i just used that site to find cartoons on him also

The way this website works is this: You tell the tutors what you think. Then they can tell what help you need and work with you on your answers. Please let them know what YOU THINK.

Is the minimum amount 6 coins? to equal the 39 cents. 1 quarter, 1 dime and 4 pennies. 25+10+4=39

oopss just figured it out

Haha I am sorry I do not mean to offend but that is what is written in my sociology textbook and it does not make any sense to me at all

Thank you for your feedback...I actually skipped a page and this is what is defined: old-old 85 and older middle old 75 through 84 young old ages 65 through 74 newly old is below that so baby boomers would be newly old.

I completely agree I think my textbook is just a little outdated.

I did a virtual lab on acceleration on gravity on earth. That number is 9.81 m/s ^2. I don't understand the error that could have came out of this

thanks i got the first one now! for the second one I used the quadratic eqn and got 4 but that is not the answer?

Ms. Sue answer did not help!

Whats the correct answer B or D

A. Stress that the reader is welcome to call you anytime if more information is needed. B. Refer to your company's future relationishp with the reader's organization. C. Mention your company's reputation in the field to reassure the client that dealing wi...

So, is A the correct answer

Okay after reading again I am saying the answer is C

What are the differences of AACR2 and Dublin Core Metadata Set?

because, x2 - x1 will always equal zero and you cant divide a number by 0

to solve this problem, you would simply add the exponent of 13 from both tens since you are multiplying the exponents together. the answer would be 10 to the 26th power.

Thank you Steve.

I want to delete this :S

Can you please explain?

28.26 yd squared

Las Vegas uses a council-manager style government

I mean coke as in coca cola

idkk i need help with this one too!

(x+20)(x+10)(y-40)

Hey this is what I did: T=Ia a= T/I then divide a/precessing velocity and that is the answer

No, this is my question. What were some complexities of trade in Post Classical world and how it is similar and or different to today?

On the graph of f(x)=7sin(7pi x), points P and Q are at consecutive lowest and highest points with P occuring before Q. Find the slope of the line which passes through P and Q.