Highest density of electrostatic charges in a metal is found where​

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

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

Give one example to show that when substances are mixed, it may result in a chemical or a physical change depending on the conditions.