Charlotte

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

Questions

The following questions were asked by visitors named Charlotte.

How many times did Earth orbit the sun between 140 CE and 1543 , how do you figure this up???? If you know how many years that is, the earth orbits the sun once a year. I hope this helps. Thanks for asking. How many years is 140 Ce to 1543 ?? We need to k...

Hi. I handed out a survey for a science class and I had to collect demographics. One of the demographic questions was asking about students' religion. Two students said they were agonists. What is an agonist? Is agonism really a religion? I was looking on...

Name on example of each: ecological rehabilitation ecological mitigation ecological reclamation Please and thanks!

Hi. Can someone please help me with this problem? A rectangular block of metal weighs 3 oz. How many lbs will a similar block of the same metal weigh if the edges are twice as long?

Can someone please help me with this factoring? Thanks! Factor 3x^2-7xy+2y^2 Factor 12x^2+8x-15

The population is 2,253,291 in 2000 and 2,264,617 in 2001. What is the growth rate? Thanks!

Is there a relationship between ozone depletion and global warming?

Which layer of the atmosphere does the greenhouse effect occur in? Thanks!

Why is the Old Man and the Sea such a good book? I have to do a review on it and I usually like classic books, but I didn't really like this one. Can someone please explain to me what other people like about this book? Thanks!

Why are gas prices so high? Thanks.

reasons for the deforestation of the amazon rainforest? the reasons ive found are farming, pastureland , growing crops. im not sure of anything else. id be grateful of any help? thanks

thankyou so much for your help. it really helped me . thanks for taking the time to help.!

ive just finished my geography homework on deforestation of the amazon rainforest in brazil which damon kindly helped me with yesterday i just want to make sure ive put the right answers. this is what ive put.- pastureland cattle ranches mining logging ro...

I am doing a project at school at the minute. It is surrialism and i don't no what to do. my teacher told me to do a peice of information which is in a surrialism style. What can i do, i need help????

y = -x + 2 y = x - 4

The odometer in your mother's car reads 2056 miles less than the odometer in your uncle's car. Your mother's odometer reads 22010 miles. About how many miles are on the odometer of your uncle's car?

How do you answer this problem? The square root of 24 subract the square root of 3/2.

Find the inverse of: f(x)=(-1/2)x+3 form of answer..y= Thank you so much!

What are 2 reasons why some geographers today believe Thomas Malthus' theory cannot be used to predict future population issues? Explain. What are 2 reason why some geographers today belies Thomas Malthus' theory can be use to predict future population is...

What are the ethical, social, and political issues that might arise through using a wiki? I believe I have found all of the possible ethical issues, but I cannot seem to find anything on the political or social aspects of the question. Any help would be a...

An olympic diver springs forward off a 10 meter platform. He enters the water 8 meters beyond the edge of the platform. how much time does it spend in the air?

Charlotte is building a dollhouse that is a scale replica of her own house. One of the windows on the front of the house is 105 cm wide and 126cm high. On the dollhouse, the window is 7cm wide a)write a scale statement for the dollhouse? b)what scale fact...

if CaC2 + 2H2o -> C2H2 + Ca(OH) then how many grams of H2o are needed to react with 483 grams of calcium carbide?

Ben traveled by car at an average speed of 29 miles per hour. Then, he traveled by motorcycle at an average speed of 53 miles per hour. In total, he traveled 333 miles for 9 hours. How many minutes did Ben travel by motorcycle? (Round to the nearest minut...

How do you write a net ionic and complete ionic equation for the reaction HClO4 + Mg(OH)2 --> MgClO4 + H2O?

Hi, I am stuck on this question and would appreciate some guidance. The question states " The value of Kw decreases as the temperature decreases. Is the auto-ionization of water an exothermic or endothermic reaction in the forward direction?" I feel like...

A highway curve forms a section of a circle. A car goes around the curve as shown in the helicopter view of Figure P1.48. Its dashboard compass shows that the car is initially heading due east. After it travels 840 m, it is heading 35.0° south of east. Fi...

1. Name the subset(s) of real numbers to which the number zero belongs. You can choose more than one answer. Irrational numbers Integers Whole numbers Natural numbers 2. Write an algebraic expression for the word phrase: the quotient of r and 12. r * 12 r...

1. 2/3 - 5/4 -3 -3/12 23/12 -17/12 2. -6.1 + 1.7 7.8 -4.4 -7.8 4.4 3. -1.8 - 3.9 -2.1 5.7 2.1 -5.7 4. A mountain climber ascends a mountain to its peak. The peak is 12,740 feet above sea level. The climber then descends 200 feet to meet a fellow climber....

1. What is the product of (-6.8)^2? -13.6 46.24 -46.24 13.6 2. Find the product. 5/10 * 10/3 23/6 -5/7 -7/5 5/3 3. Find the quotient. 3/7 ÷ 1/2 3/14 6/7 13/14 4/7 4. Simplify the expression. 3/4 ÷ 2/5 3/10 23/22 15/8 5/9 My answers: 1. 46.24 2. 5/3 3. 6/7...

1. Which word is modified by the adjective in the sentence below? The drama production will start promptly at 8 o'clock. Start Promptly Production Drama 2. Which word is modified by the adjective in the sentence below? Not a single day goes by without me...

1. What is the simplified form of the expression? 7m^2 + 6.5n - 4n + 2.5m^2 - n 9.5m^2 + 1.5n 4.5m^2 + 1.5n 1.5m^2 - 4.2n 9.5m^2 - 1.5n 2. What is the sum? 9/4 + (-1/5) 41/20 -41/20 -1/3 8/20 3. Order the following numbers from least to greatest. √7, -2.3...

1. To which subset(s) does the number √42 belong? Rational numbers Irrational numbers Whole numbers, integers, rational numbers While numbers, natural numbers, integers 2. Evaluate the following expression for the values given. P/s + r^2q ( p = 60, q = 6,...

How is writing an equation to represent a situation involving two variables similar to writing an equation to represent a situation involving only one variable? How is it different?

7. Solve. 2/3x - 5 = 1 x = 3 x = 4 x = 9 x = 12 My answer 7. x = 9

1. 2(3x + 5) = 46 4 5 6 7 2. 1/2x + 1/4x = 16 16 21.3 32 64 3. 6 - x - x = 18 -6 6 9 -9 4. 4x - 3/5 = 2/5 1/5 5/5 1/2 1/4 My answers: 1. 6 2. 21.3 3. ???? 4. 1/4 I have no idea how to solve 3! Can you please explain? Thank you

Solve the equation. 10. 2(4x -4) + 2(3x + 2) = 360 Can you please help me on this problem? Could you explain it please? I'm confused...

I have another problem: Solve this equation: $19.95 + $.99m + $65.32 = $144.67 I swear this is the last question! I'm sorry I am asking so much, I just need a little help.

1. Identify the adjectives in the followig sentence. You can choose more than one answer. After a rainfall, bugs, slugs, and all sorts of multilegged critters would descend from the ceilings and fall on the kitchen table, or worse, on our bunks. Rainfall...

1.(g + 4) - 3g = 1 + g 1 4 No solution Identity 2. 5y + 2 = 1/2(10y + 4) 5 10 No solution Identity 3. 0.5b + 4 = 2(b + 2) 0 0.5 No solution Identity 4. -3x + 5 = -3x + 10 5/6 -5/6 No solution Identity My answers: 1. 1 2. Identity 3. 0 ??? Not sure 4. No s...

1. Solve for x. 4(x - b) = x b = 4/3x b = 3/4x x = 4/3b x = 3/4b 2. Solve for y, then find the value of y when given x = 2. 6x = 7 - 4y -12 7/4 19/4 24 I need help solving these. Can you please explain how to solve these problems?

1. Great early American civilizations built large cities In Central and South America In Alaska On the plains of North America In Asia 2. Spanish explorers first arrived in the Americas In the nineteenth century In the late 1400s In the late 1500s In the...

1. Which value is a solution of the equation 5 - 4x = -3 0 2 -3 1/4 2. Which ordered pair is a solution of the equation y = x - 4 (2, 6) (6, 2) (-2, 6) (3, -1) 3. Which ordered pair is a solution of the equation y = 3x (-2, -9) (-8, -18) (-8, -3) (-10, -3...

1. The US Senate is composed of 2 senators from each of the 50 states. For a treaty to be ratified, at least two-thirds of the senators present must approve the treaty. Suppose all senators are present and 48 of them have voted in favor of a treaty. What...

1. The ordered pairs (1, 1), (2, 8), (3, 27), (4, 64), and (5,125) represent a function. What is a rule that represents this function? Y = x Y = 4x Y = x^2 Y = x^3 I don't know how to solve this please help!

1. At midnight, the temperature, t, is 13 degrees below zero. If the temperature is expected to rise 5 degrees for the next several hours, what equation could you use to determine what temperature it will be after h hours? T = -13h + 5 H = 5t + 13 T = 5h...

1. Each time a touchdown is scored in a football game, 6 points are added to the score of the scoring team. A team already has 12 points. What rule represents the number of points as an arithmetic sequence when n is the number of touchdowns scored? A(n) =...

Choose the word(s) that the italicized phrase modifies or describes. 1. According to this map, the smallest region in the United States is New England. (*is New England* is italicized) map smallest region Unted States 2. DynaTAC800X, the nation's first ce...

Identify the italicized word(s) in each sentence. 17. Going outside during a thunderstorm is not the wisest thing to do in the summer. (*Going outside during a thunderstorm* is italicized) gerund phrase participal phrase infinitive phrase prepositional ph...

1. The ordered pairs (0, 1), (1, 4), (2, 16), (3, 64), and (4, 256) represent a function. What is a rule that represents this function? y = 4^x y = 4x y = x^4 y = x + 4 2. Consider the relationship between the height of a tree and time. Time would be cons...

1. The relationship between temperature and volume is known as what law? 2. What is the relationship between temperature and pressure? (directly proportional or inversely proportional) 3. The relationship between volume and pressure is known as what law?...

Simplify each expression. 1. 2x + 10/x+5 2.x^2 - 25/3x - 15 3. x^2 + 4x/x^2 - 9x 4. n^2 + 7n + 10/ n^2 + 2n - 15 Please explain how to do these I don't understand!

Simplify. 1. x^2 - 1/2x^2 - x - 1 2. x^2 - 16/x^2 - 6x + 8 3. 6x^2 + 4x/2x^2 + 4x My answers: 1. ??? 2. x+4/x-2 3. 3x?

What is the origin of volcanism?

Identify the linking verb and the predicate nominative. 1. My partner for biology lab is Penelope. 2. Jason will be the next student council president. 3. Mrs. Furillo's favorite song is still "Night and Day." 4. Rocky Marciano was the world heavyweight b...

1. Michelle Kwan has become an inspiration to us all. 2. Is Sara the runner in the blue T-shirt? 3. I could have been a contender. 4. The winner of the spelling bee was Tracy. 5. The next speaker will be Mr. Gonzales. 6. Who was the fourteenth president o...

Jim has some nickels, dimes and quarters worth $5.30. There are five times as many dimes as quarters, and six more nickels than dimes. How many of each kind of coin does he have?

john is walking at such speed so that his kinetic energy is 20 J, what is his speed? It started to rain John runs at a rate of 4.2 m/s find the change in KE.

a wire 100 cm long and 0.2 cm in diameter is suspended from a support. a 10 kg mass is hung from the lower end of the wire. a find the stress b find the strain c young's modulus of elasticity

A sagging floor is jacked up and a steel girder 10 ft long whose cross sectional area is 6in^2 is put underneath. When the jack is removed, a strain gauge shows that the girder has been compressed by 0.0080in. Find the weight the girder is supporting in l...

How to make 100 mL of 100mM of Tris HCl and 100 mL of 100mM of Tris Base. Follow the pH of the resulting combined solution as it is heated from 0 to 50 degrees Celsius.

How to perform a pH Titration of 25 ml of 50 mM Phosphoric acid from pH 1 to pH 13 with 1 N NaOH (including standardizing the NaOH).

How to Prepare a 50 mM pH 6 Citrate buffer starting from citric acid as the sole source of conjugate base.

The source of the Supreme Court's authority is Moral suasion Judicial activism Concurring opinion Dissent My answer: judicial activism

An unbanked curve has a radius of 80.0 m. What is the naximum speed at which a car can make the turn if the coefficient of static friction is 0.8?

A man enters an elevator holding two boxes-one on top of the other. The top has a mass of 6.0 kg and the buttom box has a mass of 8.0 kg. The man sets the two boxes on a metric scale registers a value of 166N; this is the upward force upon the bottom box....

1. To insert clip art into a document, what step should I take after I find the clip art I want to insert? A. Use the scroll bars to find more choices of clip art B. Click on the clip art image C. Click on the clip art button D. Click the Insert tab at th...

I have 4 spinners each divided into 4 equal sections (labeled 1,2,3,4,) what is the probability of not all same? i have tried multiple ways of doing this and get different results and i don't know what is correct. I have tried 1/4*1/3*1/2*1 and got 1/24 b...

Find the constant c so that lim x->8 x^2+2x+c/x^2-15x+56 exists. For that value of c, determine the limit. (Hint: Find the value of c for which x-8 is a factor of the numerator). I understand that I should set (x-8)(x+b) equal to x^2+2x+c but all the vari...

Real world trampolines lose energy since they are damped springs with much internal friction. How much energy does the sumo wrestler lose on each bounce in this situation? Information I was given: mass=400 kg gravity=10N/kg k = 12000 N/m I also know from...

The areas of two similar triangles are 16 and 25. What is the ratio of a pair of corresponding sides?

1. The main advantage to a corporation is.. A. Ease of entry B. Limited liability for the owners C. Dividends all go to one person D. Owners share managerial duty (I chose B) 2. The main advantage to a sole proprietorship is.. A. Ease of entry B. Financia...

how would I graph a slope of 0.2 and a y intercept of 0.3? I know that y intercept is up and down, and the slope is rise (up)over run (across) , but I am confused because of the decimal format. Thank you, I asked mom but she doesn't know either, and I cou...

Can contemporary and gothic architecture coexist?

A bus holds 32 passengers. 150 people want to go on a bus trip. How many buses are needed? And how many empty seats are there?

If the Sun is at 57 degrees altitude at 12:18 pm on Sept. 1, 2016 and I held a pen that is 7 inches long in the sky, how long would its shadow be?

What quantity of sulfur will exa tly react with 128g of oxygen gas to form sulfur dioxide

Ms. Pacheco, Mr. Edwards, and Mr. Richards are three math teachers at Turner Middle School. Ms. Pacheco is three years older than Mr. Richards. Mr. Edwards is twice as old as Mr. Richards. The sum of Mr. Richards’ age and Mr. Edwards’ age is 81. How old i...

The area of a little league diamond is 3600 square feet. The infield for a regulation sized baseball diamond is 8100 square feet. How much farther is it from first base to second base on the regualtion sized field than of little league field?

Given f(x) = 2x+5 Find 1/3 f(8)

Tyrell plans to run each week for 4 weeks - write a function equation from table x/y 1/5 2/9 3/13 4/17

Write an equation for the statements - a. In 2 years, Casey will be 3 times as old as Mary b. Casey's age next year c. Mary's age next year

Joel reacted 0.9845 g of iron fillings with an excess of copper sulphate solution. When the reaction was complete the solution had changed from blue to green and a copper deposit weighing 1.024 g had formed in the solution. In this reaction, metallic iron...

Given that the hydroxide ion concentration of a solution is [OH-] = 2.1 × 10-4 M, calculate the pH and state whether the solution is acidic, basic, or neutral.

Gastric acid plays a key role in the digestion of proteins by activating digestive enzymes and often has a pH value in the range of 1.5 to 3.5. If the pH of the acid at a given time is found to be 1.25, calculate the molarity of the gastric acid juice.

Isocyanic acid, also known as Hydrogen cyanate, is a weak acid and a potentially toxic atmospheric pollutant. Write down the equation for the dissociation of isocyanic acid in water. Explain the term conjugate base and state the correct conjugate base of...

I am a 4 - digit number the digit in the hundreds place is the greatest odd number, and it is 3 times the digit in the hundreds place.The digit in the tens place is twice the digit in the once place.The sum of the day 4 digits is 18.What number am I?

Bot, What's 5! simplified?

Je m'appelle Charlotte. Je viens d'une des régions les plus riches de France. Eh bien, en fait, je suis la fille du baron et de la baronne de France. Oui! J'ai littéralement rencontré les princesses de France ! Nous sommes amis... en quelque sorte. Je pen...

Answers

The following answers were posted by visitors named Charlotte.

Where do you get the x^3 from?

Could you please tell me how you did the first one? I don't really want the answers. I just want help. :)

Does the greenhouse effect take place in the troposphere or thermosphere?

please, just tell me!

Yeah, I read all of that. I still don't quite get the point of the book.

Yes, I am female. And I don't like fishing, but I do like nature. I don't understand the symbolism of Christ's crucifixion. How can a fishing trip be worthy enough to stand for Christ's crucifixion? I really don't understand much of what Waldmeir is sayin...

Thanks, that helped a little. I'm beginning to see that this story seems to be a lot about how life is cyclic and how life leads to death and death leads to new life, something like that.

Yes, I do but do not know how to get it to you. Please respond and i will try to help you. I am currently in the class.

Hello Joyce, Did you fine help with this exam? Please help

Can some help me understand the profit maximization equation Price=$60 if company makes 80 units TC=20+2(80)=$180 Now: MR(Q)=MC(Q) TR'(Q)-TC'(Q)=0 MR(Q)=MC(Q) What quantity maximizes this firm's profit?

If the currents are flowing in the same direction, they repel one another and you take the difference of I for wires in parallel with each other. If they flow in the same direction you take the sum of I. Do that for both sides of parallel lines and add yo...

What are the wrong answer?

For the question 6 (the P-value)the option 1 is wrong (i tried)

Problem 1 - anyone know the answer? Please explain.

Helen how you calculate the P-value (problem 9)?

Problem 9 solved... I could calculate everything but do not understand problem 1...

P7 Calculate Pooled Estimated of p (p^)-lesson 3.4 P8 Calculate the two SE (SE(A) SE(B)) and then the SE final - see lesson 3.4 Try to do the calculates... If you can not do i explain.

P4 Lesson 3.2 - Attention to the explanation how we calculate the SD (beginning of the lesson); Attention to what is said in parenthesis in the enunciated. -2.6 is not correct P5 Use the t-curve to obtain the p-value. For this question you need to have an...

Anyone can response to the problem 1?

What is the correct answer?

P10 lesson 3.3 - is identical to the second exercise

Hey be careful some are given the wrong answer... Please try understand the exercises...

P3 If you have the answer for P2 right it is easy to calculate the Z-test look too week 3 you have a lot of examples.

Can anyone show the calculation for P8?

P3 steps: 1º- read the problem 2º- what are the 162 and 97? you need to do something to these numbers so you can make the calculations 3º- calculate the difference 4º- calculate the SE to the difference 5º- apply the formula of z-test to the difference. T...

i have this answer right just by lucky i don't now how solve this... i really want to understand how calculate P8

sorry Walter i don't understand what is: 6f02271d.linkbucks ?

Hi Fábio How do you calculate the P8?

So number 2 would be telling? And number 1 would be skipped?

Sorry I meant number 1 would be promptly?

Thanks for the links! So would number 2 be day? Number 1 would be production? Sorry I'm really trying to get these right I'm not good at them

Actually I believe number 1 might be drama, because its describing what the production is. Is that right?

Ok I think number 1 is drama. Is that right?

Ok thanks Graham and Mrs.Sue! So is #4 2/9x-1/3 ?

Ok thank you for your time

For #1, I meant to write in the choices Whole Numbers not While numbers. Sorry

Well post what you need help with.

Thank you! That helped a lot! I have no idea why 3 was hard for me...

Sorry I forgot to enter my name x is equal to 26. x = 26

I have another problem: Solve this equation: $19.95 + $.99m + $65.32 = $144.67 I swear this is the last question! I'm sorry I am asking so much, I just need a little help.

Well, at first I din't know how to simplify it, but I think I figured it out. Does m = 60?

Thank you so much!

Hm ok. So maybe the answer is multilegged and kitchen? Is that correct?

I know this is kinda late but thank you!!! That is correct I got my paper back today thanks!

Ok got it thanks!

The answer is the first choice because: 0 * 6 = 0 1 * 6 = 6 2 * 6 = 12

are the answers: 1. A(n) = 12 + (n - 1)(6) 2. 2

Hm, I guess I will go over these phrases more. Thanks for your time

For #1, i cannot figure out what 2x^2 - x - 1 factored is

okay thank you! Are these the correct Predicate nominatives? 2. president 3. "Night and Day" 4. champion 5. one 6. part

is #4 'was'? is #6 'was'? is #7 'day'? is #10 "Mr. Hynes'?

Thanks, so that's why I cant solve it. :(

The right hand rule is used to determine the direction of the magnetic force on a positive charge.

Well neither did my teacher that's why I'm confused to begin with.

Thanks for that information but how do you do a pH vs Temp graph for this? Because, I need to do the calculations and a graph of pH vs Temp? (Even if it's just an example or formulas it'd be very helpful and well appreciated.)

For number 2 I meant to say D

454 because if 4 is in the ones place, 4 would be in the hundreds place. 10’s place is 50 but there is a 4 in the ones place so, 454.

Yeah wow I got all my answers right. 5/5 (100%)

my answers are: 1. B 2. A 3. C 4. A 5. B 6. D

i must be in the same class as Taylor because this is the first question I have posted. it is an online class. are my answers correct? i looked for a long time to try to find them.

Thank you so much, Writeacher, for the helpful resources!

We are supposed to use our notes on the topics and the Internet to help us in our understanding of the course. I just needed to be pointed in the correct direction as to know where to look for these questions! There were multiple more that I was able to a...

20 5x4 (5 is odd, 4 is even)

THERE IS NO SOULITION!

Andy started with 320 marbels

thank you brooke! 6/6 100%!

3.5 (your welcome!)

Round 295 373 to the nearest 1000

Three examples of human rights violation

I could like to say life orientation it all about life in this way how to manage life and it tell us about the important of media and sports....

Pls calculate it for me

As school prefect your school, write a speech tell the P T A the needs of your school

The answer to this question

Agraden20 m long and 17m wide is surrounded by a path 2mwide find the area of the path

why does 5! equal 120?

You and 3 friends go to a concert. In how many different ways can you sit in the assigned seats?

You own 5 pairs of jeans and want to take 2 of them with you on vacation. In how many ways can you choose 2 pairs of jeans?