A chemist carefully measures the amount of heat needed to raise the temperature of a 142.0 g sample of a pure substance from 51.2 °C to 68.7 °C. The experiment shows that 11.7 kJ of heat are needed. What can the chemist report for the specific heat capacity of the substance? Round your answer to 3 significant digits.

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Chapter7: Chemical Energy
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Calculating specific heat capacity
A chemist carefully measures the amount of heat needed to raise the temperature of a 142.0 g sample of a pure substance from 51.2 °C to 68.7 °C. The
experiment shows that 11.7 kJ of heat are needed. What can the chemist report for the specific heat capacity of the substance? Round your answer to 3
significant digits.
-1
- 1
·K
x10
Explanation
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Transcribed Image Text:O THERMOCHEMISTRY 0/5 Calculating specific heat capacity A chemist carefully measures the amount of heat needed to raise the temperature of a 142.0 g sample of a pure substance from 51.2 °C to 68.7 °C. The experiment shows that 11.7 kJ of heat are needed. What can the chemist report for the specific heat capacity of the substance? Round your answer to 3 significant digits. -1 - 1 ·K x10 Explanation Check ©2022 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Center | Accessibility Sh IMG-4439.jpg IMG-4438.jpg Schedule (1).html Schedule.html IMG-4440.jpg MacBook Air DII DD 80 F11 F7 F8 F9 F10 F4 F5 F6 E1 E2 1II
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