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Phase Change & Specific Heat

Authored by Teresa Guth

Chemistry, Science

9th - 12th Grade

NGSS covered

Phase Change & Specific Heat
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8 questions

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1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

When water is heated from 10°C to 15°C What is the change in temperature?

10 °C
5 °C
15 °C
25 °C

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

How much energy is required to heat up 12000. g of copper from 10.00 °C to 120.00 °C. The specific heat capacity is 0.3900 J/g°C.

46800 J

561600 J

514800 J

Tags

NGSS.HS-PS3-1

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

How many Joules of energy are required to make 100. grams of ice at 0 οC completely melt? The specific latent heat of fusion of ice is 334 J/g

200 J

400 J

33,400 J

2,000,000 J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

How much energy is needed to raise the temperature of 5.00 grams of lead from 25.0°C to 35.0°C? [specific heat (c) = 0.129 J/(g•°C)]

6.45 J/(g•°C)

6.45 J

16.1 J/(g•°C)

d.16.1 J

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-4

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

Consider the following temperature-time graph when a solid is heated. which part of the graph involves latent heat of vaporization?

Part I

Part II

Part III

Part IV

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Calculate the energy needed to completely boil away 30.0 g of water at 100. ⁰C .

67,800 J

2260 J

226,000 J

100 J

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Calculate the amount of energy required to melt 35 grams of ice. ΔHf = 80.0 cal/g, ΔHv = 560.0 cal/g, c = 1.00 cal/gºC

19,000 cal

35 cal

2,800 cal

1,600,000 cal

Tags

NGSS.HS-PS3-4

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