michellevang1 michellevang1

23-02-2021
Chemistry

contestada

If you have 7.3g of solid calcium and it takes 62.3J of heat to melt it at 842°C. what would the heat of fusion for calcium?

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sahilankush13 sahilankush13

23-02-2021

Answer:

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greeneaneil greeneaneil

23-02-2021

Answer:

To solve this problem, you'll need the formula that relates heat energy to mass and heat of fusion:

q = m·ΔHf

where

q = heat energy

m = mass

ΔHf = heat of fusion

Explanation:

62.3J ÷ 7.3g = ΔHf

8.53 J/g = ΔHf

4.18 cal/g = ΔHf

Answer Link

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