14. ***A gas inside a cylinder expands from 4.2 L to 8.7 L at a constant pressure of 5.1 x 10^3 Pa. What work is involved in this process? REMEMBER! You must convert L to m^3!!! 1 L = 0.001 m^3. Please help me with this question ;O;

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

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

Auniform crate c with mass mc is being transported to the left by a forklift with a constant speed v1. what is the magnitude of the angular momentum of the crate about point a, that is, the point of contact between the front tire of the forklift and the ground