Answer to Question #309669 in Chemistry for mcc

Question

The symbol, q-, means ___________.

a. Work is done on the surroundings.

b. Heat flows from the system to the surroundings.

c. Work is done on both the system and the surroundings.

d. Heat flows from the surroundings to the system.

The amount of energy needed to increase the temperature of a material by 1°C.

a. coffee cup calorimeter

b. heat constant

c. specific heat transfer

d. heat capacity

When heat flows from the system to its surroundings, heat is ________.

a. positive

b. negative

c. equal

d. neutral

It shows the value and direction of heat involved in a reaction.

a. thermochemical reaction

b. enthalpy of reaction

c. thermochemical equation

d. enthalpy

Answer 1

1.d. Heat flows from the surroundings to the system.

2.d. heat capacity

3.b. negative

4.b. enthalpy of reaction