Friday

May 27, 2016
Total # Posts: 65

**Math**

One
*May 15, 2016*

**Math**

How many meters from the fulcrum to the applied force would allow a 100 newton weight to be lifted using only 10 newton of force?
*April 28, 2016*

**English**

Thank you!
*October 13, 2015*

**English**

Which of the following is an example of a run-on sentence? Baseball is an amazing sport to play and to watch. Nothing beats the thrill of the sport on the diamond. I hope you like watching baseball, I really love it. If you don’t watch it, you don’t know what you&#...
*October 13, 2015*

**Chemistry**

Your answer is right. Try to check it. [73.7/(73.7+13)]*100=85
*September 25, 2015*

**LA**

I really need help on this question
*April 27, 2015*

**LA**

"President Lincoln’s Declaration of Emancipation, January 1, 1863" by Frances E. W. Harper 1 It shall flash through coming ages, 2 It shall light the distant years; 3 And eyes now dim with sorrow 4 Shall be brighter through their tears. 5 It shall flush the ...
*April 27, 2015*

**even moar math**

yuo thnak.
*April 15, 2015*

**even moar math**

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? - 10 ways - 15 ways - 4 ways - 20 ways **
*April 15, 2015*

**More math**

Simplify 9C4. - 126 *** - 15,120 - 5 - 3,024
*April 15, 2015*

**L.A**

I think you need to supply the poem as well...?
*April 15, 2015*

**Math**

Simplify 6P2. - 30 - 15 *** - 12 - 720
*April 15, 2015*

**Simple math.**

Simplify 5! -5 -15 * -120 -125
*April 15, 2015*

**Social Studies**

Explain one way that ethnic groups in the U.S. Canada are similar and one way that they are different.
*February 24, 2015*

**Chemistry**

Which ion in the pair has greater charge density? Explain Choice. Magnesium ion or Barium ion
*December 8, 2014*

**Chemistry**

Argon makes up 0.93% by volume of air. Calculate its solubility in water a 20 C and 1.0 atm. The henry's law constant for argon under these conditions is 0.0015 mol/L*atm
*December 8, 2014*

**English**

Thanks for the help! For 3, is it advice, for the state of advising? I think that 4 does not need the comma, but the wording of the question confused me for 5. 5 does not need any MORE commas, but it needs the commas it has :/ I think the question could have ben worded better...
*April 18, 2013*

**English**

Please check my answers! Thanks :) 1. In Yeats’s poem “The Second Coming,” the falcon and the falconer are images that most likely represent *something out of control and unnatural. the beauty and abundance of nature. a sad, uncomfortable image of old age. 2. ...
*April 18, 2013*

**chemistry**

Based on the following reaction 2A + 3B --> A2B3, if 1 mole of A is reacted with 2 moles of B, explain how you would determine which of the two substances is the limiting reactant.
*March 19, 2013*

**Chemistry**

Simple problem and I think this guy is over thinking it. It's an intro to Chem class. Anyway you have initial temp/initial volume. Unknown secondary temp/known secondary volume. Charle's law is V1/T1 = V2/T2. I'm sure you can figure it out from here...
*March 16, 2013*

**Chemistry**

Write equations for the ionization of the following acids.Which ones ionize only slightly? (a) HF (b) H2SO3 (c)CH3COOH (d) HNO3
*December 5, 2012*

**Physics**

I got 6.94855*10^24 meters but this seems way to big
*November 17, 2012*

**Physics **

How far apart must two protons be if the magnitude of the electrostatic force acting on either one due to the other is equal to the magnitude of the gravitaional force on a proton at the earth's surface?
*November 17, 2012*

**chemistry 104**

345
*November 16, 2012*

**Physics **

A ball of mass 0.1 kg is suspended vertically from the ceiling with a "massless" string and brought to rest. The string is one meter long. When a force of 0.5N is applied 45 deg. below the horizontal, what will be the magnitude of the resulting angular acceleration ...
*November 4, 2012*

**physics **

for an 84 kg person standing at the equator what is the magnitude of angular momentum about the earths center due to earth's rotation
*October 31, 2012*

**physics**

Use energy methods to find the speed of a 2.0-kg block just before it hits the flor if the coefficent of kinetic energy of the 3.0-kg block and the table is 0.15m
*October 30, 2012*

**Physics**

A 63 kg student is standing atop a spring in an elevator that is accelerating upward at 2.5 m/s^2 . The spring constant is 2700 N/m. By how much is the spring compressed?
*October 11, 2012*

**Physics**

A 60kg skier starts from rest at a height of 20m above the end of a ski-jump and leaves the ramp at an angle of 28 degrees. Neglet air resistance and assume the ramp is frictionless. A) What is the max height (h) of his jump above the end of the ramp B)If he increased his ...
*October 11, 2012*

**Math**

You need to lay communications cable around the perimeter of three offices, each 8' by 10'. How much cable do you need?
*July 10, 2012*

**Math**

a baseball measures 2 11/16 inches in diameter. What is its volume ( to the nearest hundredth )
*June 14, 2012*

**chemistry**

the partial pressure is determine by K= [hc03][h]/pressure
*April 7, 2012*

**algebra**

Need help solving for x: 500,000/x = 30%/70%
*February 19, 2012*

**math**

A=xy 3x+2y=296 2y=-3x+296 y=-1.5x+148 296=x(-1.5x+148) = -1.5x^2+148x-296
*February 8, 2012*

**math**

solve using multiplication method: 8x-9y=-15 -4x=19+y
*February 6, 2012*

**geometry**

bulletin board border please help me. i would like to make a geometry bulletin board that has a a border of circles, triangles and squares. i know that 20 shapes will fit across the board and that 12 shapes will fit down the board . if i start in the top left hand corner with ...
*January 15, 2012*

**World History 201**

It is false. Persian society was based on equality, which meant people were not forced to change their values or beliefs.
*September 28, 2011*

**Chemistry**

Am Gay
*September 15, 2011*

**Chemistry**

Yes
*May 5, 2011*

**statistics**

Kim and Susan are playing a tennis match where the winner must win 2 sets in order to win the match. For each set, the probability that Kim wins the set is 0.53. The probability of Kim winning the set is not affected by who has won any previous sets. What is the expected value...
*March 22, 2011*

**science**

Hi. I am conducting a science experiment to present to a class. Details of experiment below. Materials: 1 can of non-diet soda 1 can of diet soda 2 buckets of water 1. Fill bucket 2. Put can of non-diet soda into a bucket of water. 3. Wait for the can to either sink or float. ...
*November 28, 2010*

**physics**

THANK YOU =0]
*October 28, 2010*

**physics**

On Earth a rock falls an unknown vertical distance from a resting position and lands in a lake. If it takes the rock 2.5 seconds to fall, how high is the cliff that the rock fell from?
*October 28, 2010*

**Chemistry**

the total pressure in the vessel is 199kPa. How much pressure does nitrogen exert on helium if it had a pressure of 94 kPa?
*October 19, 2010*

**calculus**

thanks
*October 14, 2010*

**calculus**

"How fast is the area of the triangle formed by the ladder, the house, and the ground when the base of the ladder is 7 ft. away from the wall? Given h=24ft. dh/dt=-7/12ft. per sec. b=7 (base) db/dt=2ft. per sec. d/dt[A=1/2bh] How would you derive this with respect to time?
*October 14, 2010*

**prealgebra**

everything in store is 40% off. I paid 10 dollars for item. How much original price ?
*June 22, 2010*

**Pre algebra**

A store was offering 30 % off everything in the bike store . A boy bought a bike for $91 dollars. How much was the original price of the bike? please explain each step. We are studying proportions and percents. thanks
*June 22, 2010*

**Chemistry**

false
*May 20, 2010*

**accounting**

What would be the fee for a buyer to purchase 2 discount points on a home with a sale price of $275,000?
*May 16, 2010*

**Finance**

Jackson finds that his total assets add up to $124,690 and his total liabilities add to $96,800. What is his net worth? - or +
*May 14, 2010*

**Finance**

Upon what does your standard deduction depend?
*May 14, 2010*

**Finance**

What would be the fee for a buyer to purchase 2 discount points on a home with a sale price of $275,000?
*May 14, 2010*

**Finance**

If the APR on your credit is 18%, what percentage do you pay each month on an outstanding balance?
*May 14, 2010*

**com 220**

What strategies do you use for revising a paper? How do you know when to accept feedback from another source? What makes feedback valuable to you?
*September 8, 2009*

**7th math**

take 23 divide it by 4 and it is 5.75 to make a percent you move your decimal two places 575% couldn't understand second problem could you rewrite
*September 8, 2009*

**college Chemistry**

Write a balanced equation for the dissolution of sodium carbonate (Na2CO3) in water. Find the number of moles of Na+ produced when 0.318 mol of sodium carbonate dissolves. Answer in units of mol.
*January 24, 2009*

**Stat**

In statistic regressions, does "standard error" mean the residual (vertical distance of each point from teh regression line)?
*November 16, 2008*

**chemistry**

given this reaction N2O5 -> 2 N2O + 1/2 O2 all gases and given the initial pressure (P Initial) and total pressure (P total)at any time, relate the partial pressure of N2O5 (PP N2O5) to P total for any time during this reaction. Consider gas kinetics. My teacher says the ...
*July 7, 2008*

**Math**

*Fart Noise
*March 25, 2008*

**math studies**

how is math applied in building cars
*November 6, 2007*

**Business Math**

Maybe you should do the research and answer the questions like everyone else in the class
*October 6, 2007*

**Math**

Is percent notation for 0.382 38.2? yes. yes.
*February 27, 2007*

**Molarity**

balls
*February 25, 2007*

**Math I really need help!**

sorry cant help
*December 4, 2006*

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