Friday
December 6, 2013

# Posts by Angel

Total # Posts: 815

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Chemistry
how many grams of solute is in 64.3 mL of 0.0238 molarity KOH?

Physics
A small cork with an excess charge of +6.0 µC is placed 0.25 m from another cork, which carries a charge of −3.2 µC. What is the magnitude of the electric force between the corks? The Coulomb constant is 8.98755 × 10 9 N · m2 /C 2 . Answer in uni...

Physics
Where did you get 210?

Physics
It says its wrong.

Physics
A balloon rubbed against denim gains a charge of −2.0 µC. What is the electric force between the balloon and the denim when the two are separated by a distance of 5.0 cm? (Assume that the charges are located at a point.) The value of the Coulomb constant is 8.98755...

MATH
The cumulative number of car accidents from 2000 to 2010 can be modeled by the quadratic expression, C=-42x^2+924x+14,112, where x=1 corresponds to 2001, and so on until x=11 corresponds to 2010. Find the number of cumulative car accidents in 2003. Use the table of values to e...

MATH
If C dollars are deposited in an account paying r percent annual interest, the amount after x years is A+C(1+r)*. Approximate the amount in the account after x years, when C=\$100.00, r=19%, and x-15 years.

MATH
The cumulative number of car accidents from 2000 to 2010 can be modeled by the quadratic expression, C=-42x^2+924x+14,112, where x=1 corresponds to 2001, and so on until x=11 corresponds to 2010. Find the number of cumulative car accidents in 2003. Use the table of values to e...

MATH
A rectangle pen for a pet is 5 feet longer than it is wide. Give possible values for the width W of the pen if its area must be between 266 and 750 square feet, inclusively. The width of the pen from the smaller value of the width is how many feet to the larger value of the wi...

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