Question 1

the study between the relationship between chemical energy and energy changes

Accepted Answer

Thermochemistry

Question 2

the ability to do work or transfer heat

Accepted Answer

Energy

Question 3

energy used to cause the temperature of an object to rise

Accepted Answer

Heat

Question 4

SI unit of energy

Accepted Answer

Joule (J)

Question 5

1 cal = 4.184 J

Accepted Answer

cal --> Joules

Question 6

includes the molecules we want to study (what is doing the reaction)

Accepted Answer

System

Question 7

everything else besides the system (environment)

Accepted Answer

Surroundings

Question 8

kinetic energy

Accepted Answer

What does temperature measure?

Question 9

from warmer objects to cooler objects

Accepted Answer

How does heat flow?

Question 10

-energy is neither created nor destroyed

Accepted Answer

First Law of Thermodynamics

Question 11

losing energy (-Q)

Accepted Answer

Exothermic

Question 12

gaining energy (Q)

Accepted Answer

Endothermic

Question 13

endothermic (absorbing of heat)

Accepted Answer

When heat is absorbed by the system from the surroundings, the process is

Question 14

exothermic (releasing of heat)

Accepted Answer

When heat is released by the system into the surroundings, the process is

Question 15

heat produced or released in a chemical reaction

Accepted Answer

Enthalpy

Question 16

instrument used to measure heat flow

Accepted Answer

Calorimeter

Question 17

the amount of energy required to raise the temperature of 1 g of a substance by 1 K (1 degree C)

Accepted Answer

Specific Heat

Question 18

-proceed without any outside assistance

Accepted Answer

Spontaneous Processes

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