Lesson Question: What is the effect of pressure on the volume of a gas?
To answer this question, you used weight to
change the
of the gas and
measured the
resulting changes to the gas's

Describe the chemical reaction based on the chemical equation below. also, explain whether the equation is balanced.

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules