Which of the following is NOT soluble in water? A. coffee
B. flour
C. pebbles
D. sugar

Answer now please thanks

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

If the specific heat of a metal is 0.850 j/g °c, what is its atomic weight?

Which system of units is used by only a small number of countries in the world, including the u.s.