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Final Review Thermochemistry

Authored by Lizel Bettencourt

Science

9th - 12th Grade

NGSS covered

Used 7+ times

Final Review Thermochemistry
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19 questions

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1.

MATCH QUESTION

2 mins • 2 pts

Match the following

Warmer and cooler temperatures balance out to be the same temperature

Endothermic

Energy is absorbed by system; feels cold

Exothermic

Energy is exiting the system, feels hot

Equilibrium

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS1-2

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Convert 42 kJ into joules

0.042 J

175.73 J

42000 J

10.04 J

Tags

NGSS.HS-PS3-1

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Consider the reaction: 2 H2O + energy --> 2H2 + O2

Synthesis; exothermic because releasing energy

Synthesis; exothermic because absorbing energy

Decomposition; endothermic because absorbing energy

Decomposition; endothermic because releasing energy

Tags

NGSS.HS-PS1-4

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

A 500 g piece of aluminum increases in temperature by 7°C. What is the heat energy produced? Specific heat of Aluminum is 0.900 J/gºC.

3000 J

3000 g

3150 J

3150 g

Tags

NGSS.HS-PS3-4

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If 238 J of heat is absorbed by a sample of metal with a mass of 40.7 g, and it raises the temperature from 20.0°C to 32.4°C, what is the specific heat capacity of the metal?

2.34 J/g°C

0.472 J/g°C

6.13 J/g°C

0.163 J/g°C

Tags

NGSS.MS-PS3-4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What formula is used to find the heat needed to make an object condense?

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

-10,020 J

-0.089 J

-67,800 J

-94.2 J

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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