Thermochemistry Practice

Thermochemistry Practice

Assessment

Quiz

Chemistry

11th Grade

Medium

NGSS
HS-PS3-4, HS-PS1-4, HS-PS3-1

+2

Standards-aligned

Created by

My Nguyen

Used 97+ times

FREE Resource

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21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The potential energy diagram of a reaction is shown. Which statement below is correct relating to this reaction?

#1 represents the enthalpy change for this exothermic reaction.

#2 represents the enthalpy change for this endothermic reaction.

#3 represents the enthalpy change for this endothermic reaction.

#4 represents the enthalpy change for this exothermic reaction.

Tags

NGSS.HS-PS1-4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

During an exothermic reaction, heat content in the surroundings increases because

heat energy is destroyed during reactions

the reaction absorbs heat energy

the energy contained in the reactants is lower then the products

the energy contained in the products is lower than the reactants

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram represents two solids and the temperature of each. What occurs when the two solids are placed in contact with each other?

Heat energy flows from solid A to solid B. Solid A decreases in temperature

Heat energy flows from solid A to solid B. Solid A increases in temperature

Heat energy flows from solid B to solid A. Solid B decreases in temperature.

Heat energy flows from solid B to solid A. Solid B increases in temperature.

Tags

NGSS.HS-PS3-4

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A 12 g of gold increases from 45°C to 15°C is -47 J, What is the specific heat capacity of gold? What variable are you solving for?

Cp

m

ΔT

q

Tags

NGSS.HS-PS3-4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A cast iron skillet is used to fry bacon. For optimal frying, the pan must be heated to about 178 oC from a room temperature of 22.0 oC. It is known that 1.58 x 105 J of heat energy are absorbed by the pan to reach the desired temperature and the specific heat of iron is 0.450 J/g oC. What mass of bacon was fried? What units should your answer be in?

m

kg

C

J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The amount of heat required to raise the temperature of one gram of a substance by one degree Celsius is ________
Heat energy
Specific heat
convection
thermal energy

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

How many Joules of energy are required to change 10 gram of water from 20 C to 90 C? What variable are you solving for?

Cp

q

m

T

Tags

NGSS.HS-PS3-1

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