A copper coin with a mass of 6.30 grams changes temperature in the sunshine from 20.0°C to 32.0°C. How much energy is transferred? The specific heat capacity of copper is 0.377 joules/gram degree Celsius. Express your answer to three significant figures.

The amount of energy transferred to the coin is joules.

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Question

Chemistry

Jakobe Wells

27 April, 02:53

A copper coin with a mass of 6.30 grams changes temperature in the sunshine from 20.0°C to 32.0°C. How much energy is transferred? The specific heat capacity of copper is 0.377 joules/gram degree Celsius. Express your answer to three significant figures.

The amount of energy transferred to the coin is joules.

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Answers (1)

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Victoria Benson · Answer 1

The energy transferred is 28.5 j

calculation

energy is calculate MCΔT formula where,

M (mass) = 6.30 grams

C (specific heat capacity) = 0.377 j/g

ΔT (change in temperature) = 32.0c - 20 c = 12 c

Energy is therefore = 6.30 g x 0.377 j/g / c x 12 c = 28.5 j