Specific Heat Calculation

Calculate the amount of heat required to raise the temperature of 100 g of water from 20°C to 30°C. (Specific heat capacity of water = 4.18 J/g°C)

• 418 J

• 4180 J

• 1000 J

• 2000 J

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DOK Level 2: Skill/Concept

If 500 J of heat is added to 50 g of a substance, and its temperature increases by 5°C, what is the specific heat capacity of the substance?

• 2 J/g°C

• 1 J/g°C

• 0.5 J/g°C

• 5 J/g°C

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DOK Level 2: Skill/Concept

A metal block with a mass of 200 g is heated from 25°C to 75°C, requiring 1500 J of energy. What is the specific heat capacity of the metal?

• 0.15 J/g°C

• 0.30 J/g°C

• 0.75 J/g°C

• 1.50 J/g°C

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DOK Level 2: Skill/Concept

A 150 g sample of a substance is heated, and its temperature rises from 10°C to 60°C. If the specific heat capacity of the substance is 2 J/g°C, how much heat energy is absorbed?

• 1500 J

• 3000 J

• 7500 J

• 9000 J

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DOK Level 2: Skill/Concept

The unit for specific heat is

• J

• J/gC

• g

Object A has a specific heat of 4.45 J/g⁰C and object B has a specific heat of 1.82 J/g⁰C. Which object will heat up faster?

• Object A, it has a lower specific heat

• Object B, it has a lower specific heat

• Object A, it has a higher specific heat

• Object B, it has a higher specific heat

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NGSS.HS-PS3-4

What is the specific heat capacity of water in J/g°C?

• 2.09 J/g°C

• 4.18 J/g°C

• 1.00 J/g°C

• 3.85 J/g°C

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DOK Level 1: Recall

Which of the following statements is true about specific heat capacity?

• It is the amount of heat required to change the temperature of 1 g of a substance by 1°C

• It is the amount of heat required to change the temperature of 1 kg of a substance by 1°C

• It is the amount of heat required to change the temperature of 1 g of a substance by 1°F

• It is the amount of heat required to change the temperature of 1 kg of a substance by 1°F

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DOK Level 1: Recall

A calorimeter contains 200 g of water at 25°C. If 5000 J of heat is added, what will be the final temperature of the water? (Specific heat capacity of water = 4.18 J/g°C)

• 30°C

• 35°C

• 40°C

• 45°C

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DOK Level 2: Skill/Concept

Which of the following materials has the highest specific heat capacity?

• Copper

• Aluminum

• Water

• Iron

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DOK Level 1: Recall