P represents heating and Q represent cooling.
this is because when you start from a liquid and turn to a gas the particles move faster making them farther apart, causing a gas. the opposite happens when you go from a liquid to a solid. the partials move closer together causing a solid to form. :)
Answer:
The answer to your question would be C
hope this helps :)
Answer:
my answer is: 10137 2/3 tsp
Explanation: