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Thermochemistry

Authored by Mary McDougald

Chemistry

10th Grade - University

NGSS covered

Used 793+ times

Thermochemistry
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The specific heat of aluminum is 0.21 J/g°C.  How much heat(Q) is released when a 10 g piece of aluminum foil is taken out of the oven and cools from 100° to 50°?

105 J
10.5 J
1.05 J
0.105 J

Tags

NGSS.HS-PS3-4

NGSS.HS-PS3-1

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

20 g of water. specific heat of water is 4.18 J/g°C.  temperature changes from 25° C to 20° C, how much heat energy (q) moves from the water to the surroundings?

400 J
210 J
80 J
4.18 J

Tags

NGSS.HS-PS3-4

NGSS.HS-PS3-1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does temperature measure?

Heat
ºC
Kinetic Energy
Thermal Energy

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In an endothermic reaction the system is releasing energy.

True
False

Tags

NGSS.HS-PS1-4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For an endothermic reaction, the heat is on the ____ side.

reactant
product
either side

Tags

NGSS.HS-PS1-4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For an exothermic reaction, the heat is on the ____ side

reactant
product
either side

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

What type of reaction is shown in the picture?

endothermic
exothermic

Tags

NGSS.HS-PS1-4

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