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Author Question: A sample of copper absorbs 43.6 kJ of heat, resulting in a temperature rise of 75.0 C. Determine the ... (Read 61 times)

imowrer

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Question 1

Determine the specific heat capacity of an alloy that requires 59.3 kJ to raise the temperature of 150.0 g alloy from 298 K to 398 K.
◦ 2.29 J g-1 °C-1
◦ 4.38 J g-1 °C-1
◦ 1.87 J g-1 °C-1
◦ 2.53 J g-1 °C-1
◦ 3.95 J g-1 °C-1

Question 2

A sample of copper absorbs 43.6 kJ of heat, resulting in a temperature rise of 75.0 °C. Determine the mass (in kg) of the copper sample if the specific heat capacity of copper is 0.385 J g-1 °C-1.
◦ 6.62 kg
◦ 1.51 kg
◦ 3.64 kg
◦ 7.94 kg
◦ 1.26 kg


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Marked as best answer by imowrer on Nov 18, 2019

tanna.moeller

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imowrer

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Reply 2 on: Nov 18, 2019
Excellent


essyface1

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Reply 3 on: Yesterday
Gracias!

 

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