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Question 1 of 5
1. Question
Equal masses of substance A and substance B are at the same temperature. If substance A has a higher specific heat capacity than substance B, which of the following statements are true? Select all that apply.
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Question 2 of 5
2. Question
If 0.482 kJ of heat energy are required to raise the temperature of a 183 gram piece of steel by 5.65°C, what is the specific heat capacity (c) of the steel?
Enter your answer to 3 decimal places.
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J/(g∙°C)
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Question 3 of 5
3. Question
When 885 J of heat energy are added to 27.5 grams of liquid ethanol (C2H6O), the temperature increases by 13.12°C. What is the molar heat capacity of ethanol?
Enter your answer to 3 digits.
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J/(mol ∙ K)
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Question 4 of 5
4. Question
A thermometer containing mercury reads 22.0°C. If the mercury in the thermometer absorbs 13.3 J of heat energy when placed in boiling water, what mass of mercury is in the thermometer?
cHg = 0.1395 J/(g∙°C)
Enter your answer to 2 decimal places.
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g
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Question 5 of 5
5. Question
An 20.00 gram piece of an unknown metal alloy at 18.22°C was placed on top of a 500.0 gram piece of iron at 51.63°C. Once the two metals reached thermal equilibrium, their final temperature was 50.48°C. What is the specific heat capacity (c) of the unknown metal alloy? Assume no heat is transferred to the surroundings.
cFe = 0.412 J/(g∙°C)
Enter your answer to 3 decimal places.
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J/(g∙°C)
CorrectIncorrect -