Chemistry May 12 & 13, 2015

•OBJECTIVE: Students will describe and explain several aspects of thermochemistry by making notes.

•W.O.D. Portly-fat, chubby, round

•WARM-UP

1. Define the following terms: thermochemistry, chemical potential energy, heat, temperature, exothermic, & endothermic.

Home work

•Page 510 #5-11

Classwork

Note taking-(must be signed for a grade)

Write each question or phrase along with the answers.

1.What is the definition of heat and which letter is used to represent heat.

2.When two objects of different temperatures come into contact with each other, in which direction will heat flow?

3.State the law of conservation of energy

4.State and explain whether each of the following is exothermic or endothermic: (a) melting (b) condensation (c) burning (d) freezing

5. What are the units used to measure heat energy?

6. Define (a) calorie (b) Calorie (c) heat capacity (d) specific heat

7. What is the equation used to calculate specific heat?

8. Complete #3 & 4, on page 510