Monday
May 20, 2013

Posts by christine

Total # Posts: 406

English
What is a characteristic to describe a person who always follows a schedule? What is a characteristic to describe someone who always follows the law?

English
What is a characteristic to describe a person who always follows a schedule?What is a characteristic to describe someone who always follows the law?

geometry
I have a perimeter of 15. I am not a square . Each of my sides is 3 units long. What shape am i?

chemistry
how long will it take to decompose 38% of A at 25 degrees celsius?

Physics
The gravitational potential difference between the surface of a planet and a point P, 10 m above the surface, is 8.0 J kg-1. Assuming a uniform field, what is the value of the gravitational field strength in the region between the planet’s surface and P?

Physics
Two objects of equal mass m are separated by a distance r. Which expression gives the gravitational potential at the point P mid way between the two objects? The answer shows as -4Gm/r, but I can't see where this comes from.

Physics
A block weighing 6.8 N requires a force of 2.5 N to push it along at constant velocity. What is the coeﬃcient of friction for the surface? A weight W is now placed on the block and 4.6 N is needed to push them both at constant velocity. What is the weight W of

chem
When an electric discharge is passed through boron trichloride a new compound is formed. what is its simplest formula if on analysis it is shown to contain .0878 g of chlorine and .0131 g of boron?

chem
a 6.54 g sample consisting of a mixture of silver nitrate and sodium nitrate is dissolved in water. this mixture then reacts with barium chloride to for 3.50 g of silver chloride. calculate the percent by mass of silver nitrate in the first mixture

physics
9 m/s2

Pages: <<Prev | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | Next>>