# Posts by Amber

Total # Posts: 1,671

**chemistry**

if you start with 5.5grams of magnesium chloride,how many grams of magnesium flouride will be produced?

*February 24, 2010*

**physics**

3) A 5.0 kg book is sitting on a table. Which describes the force acting on the book a. there are no forces acting on the book b. the force of the table upward is greater than the force of gravity downward c. the net force on the book is zero d. kinetic energy counteracts the ...

*February 23, 2010*

**Chemistry**

Under an O2(g) pressure of 1.00 atm , 28.31mL of O2 (g) dissolves in 1.00L H2O at 298K. What will be the molarity of O2 in the saturated solution at 298K when the pressure is 3.86atm ? (Assume that the solution volume remains at 1.00L .) I used PV=nRT and found moles of solute...

*February 22, 2010*

**algebra 2**

What is the identity element for multiplication? What is the multiplicative inverse of 4? of 0.1? What is the familiar name for "multiplicative inverse"?

*February 14, 2010*

**human relations**

Studying how people get alone with one another? A. has little use outside the work place. B.can improve a persons personal life C.won't help a worker become more production D.for most people is a difficult thing to do

*February 8, 2010*

**spanish**

what does this say in English despues de haber encontrado todas las palabras escondidas, bosque el refran escondido, haciendo un circulo a las letras apropiadas, de izquierda a derecha.

*February 8, 2010*

**maths**

You're solving for x so get x by itself: 5x^2=245 x^2=245/5 x^2=49 x= SQRT(49) x=7.

*February 8, 2010*

**maths**

Well, I guess it doesn't really matter. Ok it helps if you draw your triangle, but you don't necessarlly have to. You know that A must be less than 90 and that its sin= 3/5. sin= opposite side of the angle/ the hypot. If you drew a triangle you'll notice that its a...

*February 8, 2010*

**maths**

did your teacher specify if you need an exact number or a fraction will do just fine??

*February 8, 2010*

**math**

plug 1 into g(x): -(1)2 = -2 then plug ur result into f(x) 3(-2) + 9 Solve it and bam shocka locka locka, your done. :)

*February 8, 2010*

**math**

combine like terms: 2x + 7x = 9x solve for x: 9x < -12 x < -12/9

*February 8, 2010*

**math**

all real numbers

*February 8, 2010*

**Chemistry**

find 15.0% of 153lb: .15 x 153

*February 8, 2010*

**Math**

To find a perpendicular line, you find the opposite reciprocal slope. The reciprocal of 5/3 is 3/5. The opposite of 3/5 is -3/5.

*February 8, 2010*

**APUSH**

How did Wilson get support for his progressive reforms? a.) he acted through a bipartisan coalation of progressives b.) relied on the party loyalty of Democrats c.) could not rely on most Democratic Congressmen to stick with him d.) none of the above

*February 8, 2010*

**math**

Anytime you have a variable in the denominator or a variable under a radical, the domain will not be all real number. Any other time it will. In your case, x-4 cannot = 0 and x + 3 cannot = 0. You solve those like normal equations and you should get x cannot = 4 and x cannot...

*February 8, 2010*

**math**

write (f+g) as a huge equation: x + 5 + x + 7 combine like terms: 2x + 12 Plug in 1: 2(1) + 12 Solve.

*February 8, 2010*

**APUSH**

In the Spanish-American War... a.) America's victory could be attributed in large part to expert preparation b.) More American soldiers died from disease than battle c.) The American victory in the decisive battle at Santiago depended on assistance from German forces d.) ...

*February 7, 2010*

**accounting 220**

Final Project: Final Project • Resources: Appendix A • Due Date: Day 7 [post in the Individual forum] • Write a 700-1,050 word paper, using APA guidelines, based on following scenario. You want to start your own business. You found an investment group that is ...

*February 4, 2010*

**math**

$125?

*January 31, 2010*

**math**

a local gas station uses the formula c= 0.635L+ 6.25 to charge customers who want to buy gasoline and a car wash what is the total cost if you buy 20L of gasoline? please help!

*January 31, 2010*

**math**

a local gas station uses the formula c= o.635L

*January 31, 2010*

**Rectangles**

The width of a rectangle is fixed at 18cm. What lengths will make the perimeter greater then 74cm?

*January 31, 2010*

**CP Algebra**

my teacher said that something has to cancel though

*January 28, 2010*

**CP Algebra**

15y^2-30y-45 ____________ 5y^2+10y-15 this is simplifying multiplying and dividing i got this far: 15(y^2-2y-3) 15(y+1)(y-3) ___________ = ___________ 5(y^2+2y-3) 5(y-1)(y+3) then i simplified the 15 to 3 and the 5 to 1

*January 28, 2010*

**CP Algebra**

3x^2-6x-24 __________ 3x^2+2x-8 this is just simplifying multiplying and dividing i got this far: (3x 2)(x 12) ___________ (3x-2)(x+4)

*January 28, 2010*

**Albegra**

The equation y=-1777x + 27,153 can be used to predict the number y of gun deaths in the United States x years after 2000, that is, x=0 corresponds to 2000, x=3 corresponds to 2003, x=4 corresponds to 2004, and so on. Predict the number of gun deaths in 2004 and 2007. In what ...

*January 27, 2010*

**7th grade**

The height of the florida tree is 11 feet and the height of the white oak is 96 feet. The height of the Florida Tree is what fraction of the height of the White Oak?

*January 27, 2010*

**math**

how do you change the equation of 2x+y=-5 into a linear equation and then find the slope and y-intercept?

*January 27, 2010*

**social studies**

what are the limits of the legislative branch

*January 26, 2010*

**English**

I have to debate on legal prostitution. My view point is against legalizating prostitution... Can you help me find clean sites/info? I need to have logical, emotional, and ethical appeals...

*January 15, 2010*

**math**

when graphing what is the definition of a scale?

*January 13, 2010*

**Spanish**

well.. i would think all you need to know is how to go up to nine because you don't have to say ten or eleven so it would be cero, uno, dos, tres, cuatro, cinco, seis, siete, ocho, nueve...im not sure if that is correct or if the Spanish spelling i s right but that's a...

*January 13, 2010*

**Social Studies**

a patriot opposes their government when their conscious tells them that government policy is wrong.

*January 13, 2010*

**Social studies**

i believe the word your looking for is master

*January 13, 2010*

**graphs**

the numbers in a data file are 71,56,62,77,and 38. What scale would you use to graph the data? Explain your choice.

*January 13, 2010*

**pre algebra**

what is 5(2x-3)+8=9

*January 6, 2010*

**CP Algebra**

i just don't know if i have to take that another step or not. my teacher said that if in the 2nd step we could not canel anything out that we did something wrong, i am unable to cancel anything out but i can't find another way to set up the problem.

*January 6, 2010*

**CP Algebra**

Simplifying fractions. I can get from this: 4b^2-5b-6 __________ 8b^2 + 6b To this: (4b+3)(b-2) ___________ 2b(4b+3b) Not sure from there.

*January 6, 2010*

**5th grade**

what is a cow on sale?

*January 4, 2010*

**macroeconomics**

(Import Substitution Versus Export Promotion) Explain why domestic producers who supply a good that competes with imports would prefer an import-substitution approach to trade policy rather than an export- promotion approach. Which policy would domestic consumers prefer and why?

*December 21, 2009*

**Macroeconomics**

Discuss the differences between a flexible exchange rate and a fixed exchange rate. What measures can the government take to maintain fixed exchange rates?

*December 21, 2009*

**Math**

22 people -7 rode bus ____________ 15 people /3 per car ___________ 5 cars * 4 people per car ___________ 20 people in cars 22-20=2 rode bus home

*December 15, 2009*

**Math**

Six ways. D= Daniella K= Kathy J= Jessie D D J J K K K J D K D J J K K D J D

*December 15, 2009*

**CP Algebra**

ok

*December 15, 2009*

**CP Algebra**

I'm trying to figure trinomials

*December 15, 2009*

**CP Algebra**

80-120p+45p2 (45p is squared)

*December 15, 2009*

**Math**

Michelle then Bert then Jessie then Phillip. Michelle and Phillip are three people apart, and Phillip is the tallest. Jessie is two away from Michelle. That leaves Bert second shortest.

*December 15, 2009*

**APUSH**

States rights. Mr. Johnson kinda appears to me as an odd person. His policies are, in general, more harsh than Lincoln's, but he wanted the Reconstruction to end as quickly and painlessly as possible. It was almost contradictory. He was more on the predjudiced side, but he...

*December 14, 2009*

**APUSH**

Why did Andrew Johnson believe that caused him to veto the Civil Rights Act of 1866?

*December 14, 2009*

**APUSH**

What was the primary thing that ended Reconstruction in 1877? Its not the Compromise of 1877, or the fact that Hayes pulled the last of the fed. troops out of the South...

*December 14, 2009*

**APUSH**

What were the white Southerners of the Reconstruction era referring to in speaking of "redemption"?

*December 14, 2009*

**To MathMate**

Yep you are right, we are helping each other out... actually we have the problems in a multiple choice format, but we cant get the answers, if u may help us... here is the list of problems with the choices,... tnx Question2 In (dy/dx) + yP(x) = y^n Q(x), if n = 1 the equation ...

*December 14, 2009*

**MATH**

how to transform 2xdy - y(x+1)dx + 6y^3dx = 0 into a Bernoulli Equation??

*December 14, 2009*

**math**

waht is the slope of the normal line to y^2 = x/2 at P(1/8,1/4)??

*December 14, 2009*

**macroeconomics**

The initial Phillips curve relationship implied that the opportunity cost of __________ __________ was higher __________.

*December 13, 2009*

**macroeconomics**

The initial Phillips curve relationship implied that the opportunity cost of __________ __________ was higher __________. If high unemployment lasts a long time, it could cause potential real GDP to fall. (true or false)

*December 13, 2009*

**macroeconomics**

Most economists believe that the better fiat money serves as a store of value, the more acceptable it is. What does this statement mean? How could people lose faith in money?

*December 13, 2009*

**macroeconomics**

a. If the face value of a coin exceeds the cost of coinage, the resulting revenue to the issuer of the coin is known as _________________. b. A product that serves both as money and as a commodity is ________________. c. Coins and paper money circulating in the United States ...

*December 13, 2009*

**macroeconomics**

The federal budget passed by Congress and signed by the president shows the relationship between budgeted expenditures and projected revenues. Why does the budget require a forecast of the economy? Under what circumstances would actual government spending and tax revenue fail ...

*December 13, 2009*

**macroeconomics**

Increased government purchases, with taxes held constant, can eliminate a contractionary gap. How could a tax cut achieve the same result? Would the tax cut have to be larger than the increase in government purchases? Why or why not?

*December 13, 2009*

**macroeconomics**

This is how the question is asked..., no other info given.

*December 10, 2009*

**macroeconomics**

If the operators of the golf course revised their revenue estimates so that each cart is expected to earn $100 less, how many carts would they buy at an interest rate of 8 percent? How many would they buy if the interest rate is 3 percent?

*December 10, 2009*

**macroeconomics**

with the answers how would i do this? a. Graph the consumption function with consumption spending on the vertical axis and disposable income on the horizontal axis. b. If the consumption function is a straight line, what is its slope? c. Fill in the saving column at each level...

*December 10, 2009*

**macroeconomics**

Real Disposable Consumption Income (billions) Expenditures (billions) Saving (billions) $100 $150 ______ 200 200 ______ 300 250 ______ 400 300 ______

*December 10, 2009*

**Macroeconomics**

Assume the simple spending multiplier equals 10. Determine the size and direction of any changes in the aggregate expenditure line, real GDP demanded, and the aggregate demand curve for each of the following changes in spending: a. Spending rises by $8 billion at each income ...

*December 10, 2009*

**Macroeconomics**

It says to, "Answer the following questions on the basis of the following graph", but there is no graph, so i don't know how to answer it.

*December 10, 2009*

**Macroeconomics**

a. If the actual price level exceeds the expected price level reflected in long-term contracts, real GDP equals ____________ and the actual price level equals _____________ in the short run. b. The situation described in part (a) results in a(n) _________________ gap equal to ...

*December 10, 2009*

**Automotive engine parts and operation**

these are the correct answers for sure the above are right except 5)B 6)d 8)a 10)B

*December 4, 2009*

**division**

what is 9227divided by 83

*December 3, 2009*

**math**

7 steps

*December 3, 2009*

**Sociology**

What functions do status, role, primary groups, and secondary groups play in social interactions between different racial and ethnic groups. List one example of each.

*December 3, 2009*

**Chemistry**

The volume of an ideal gas is 2.06L at standard temperature and pressure. Calculate the volume at 1.75 atm and 27 degrees celcius.

*December 2, 2009*

**math**

1000 divided by 75

*November 30, 2009*

**health**

Compose an essay that answers the following questions: What arguments are being raised by the Grocery Manufacturers of America? Are they taking responsibility as contributors to the obesity epidemic? If yes, list them. If not, why not? Are they recommending restricting access ...

*November 21, 2009*

**Algebra**

At noon a private plane left Austin for Los Angeles, 2100 km away, flying at 500km/h. One hour later a jet left Los Angeles for Austin at 700 km/h. At what time did they pass each other?

*November 16, 2009*

**9th grade**

At noon a private plane left Austin for Los Angeles, 2100 km away, flying at 500km/h. One hour later a jet left Los Angeles for Austin at 700 km/h. At what time did they pass each other?

*November 16, 2009*

**math riddle**

Find 2 Numbers to fit all these rules: 1. To the nearest ten and hundred, both round to be the same number. 2. The estimated sum is 200. 3 The estimated difference is 0.

*November 13, 2009*

**math riddle**

Find 2 Numbers to fit all these rules: 1. To the nearest ten and hundred, both round to be the same number. 2. The estimated sum is 200. 3 The estimated difference is 0.

*November 13, 2009*

**nutrition**

Compose an essay that answers the following questions: What arguments are being raised by the Grocery Manufacturers of America? Are they taking responsibility as contributors to the obesity epidemic? If yes, list them. If not, why not? Are they recommending restricting access ...

*November 11, 2009*

**Physics**

An airplane pilot tries to fly directly east with a velocity of 800.0 km/h. If wind comes from the southwest at 80.0 km/h, what is the relative velocity of the airplane to the surface of Earth?

*October 27, 2009*

**grammar**

the loser gets another chance

*October 20, 2009*

**math**

200,053

*October 19, 2009*

**math**

9.86 would be 10 5.47 would be 5 10-5 would be 5

*October 19, 2009*

**Math**

78.17 would round up to 80.00 and 37.52 would round up to 40.00. 80.00-40.00=40.00.

*October 19, 2009*

**Algebra 2 URGENT**

I can't tell you how to set it up but I can tell you that she invested $3000 at 9% and $1500 at 6%. 3000 x .09 = 270 1500 x .06 = 90 270 - 90 = 180

*October 18, 2009*

**algebra**

Henry paid $.80 for each bag of peanuts. He sold all but 20 of them for $1.50 and made a profit of $54. How many bags did he buy? (HINT: Profit = selling price-buying price.)

*October 18, 2009*

**calculus - identities**

prove this identity: sec(y) - cos(y)= tan(y)sin(y) THANK YOU!!

*October 16, 2009*

**calculus**

a rectangular piece of cardboard that measures 4 by 3 inches is to be formed into a rectangular box by cutting squares with length x from each corner and folding up sides. Find the volumes of the box in terms of x

*October 16, 2009*

**Finance**

B18) (Default risk) You buy a very risky bond that promises a 9.5% coupon and return of the $1,000 principal in 10 years. You pay only $500 for the bond. a) You receive the coupon payments for three years and the bond defaults. After liquidating the firm, the bondholders ...

*October 12, 2009*

**earth science**

list four methods that modern map-makers use to make accurate maps

*October 12, 2009*

**writing - thanks!**

Thank you very much =)

*October 7, 2009*

**writing - pronouns**

3. 3rd person 4. nominative 17. 1st person Are these right? Thanks for checking it!

*October 7, 2009*

**writing - pronouns**

Label the pronouns on upper case, either N for nominative case, O for objective case, or POS for possessive case. Indicate the person of each pronoun, using 1, 2, and 3 to indicate first, second, and third person. 1. Why do you want to go with US? --> objective, 1 2. The ...

*October 7, 2009*

**8th grade**

A loan officer..

*October 6, 2009*

**'bio'**

You're welcome =))

*October 6, 2009*

**biology**

Explain how the light reactions would be affected if there were no concentration gradient of protons across the thylakoid membrane. This is not a homework question. It's a 'challenge', if we want to do it. So I'm just interested :)

*October 6, 2009*

**writing**

Thank you soo much!! =)

*October 6, 2009*

**writing**

May/September - P Benjamin Franklin - P Father - P Constitution - P Governor Morris - P Pennsylvania - P Can you please tell me if weeks/days/nights would be collective? I know I identified them as COL but I don't think so.. Also, the word 'delegates'.. I really ...

*October 6, 2009*

**writing**

Thanks for the site! Now I'll try to do it.. and please give me some feedback! Philadelphia - P Constitutional Convention - P representatives - COL/C dozen - COL/C states - COL/C document - C George Washington - P president - C convention - C statesmen - COL/C James ...

*October 6, 2009*