What's the easiest way to find balance in a chemical equation? a. calculus b. multiply the number of molecules by two, then divide by the number of atoms c. trial and error

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

The fact that the total amount of energy in a system remains constant is a(n)

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.