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16-04-2022
Physics

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How much heat does it take to melt a 0.234 kg ice cube at its melting point?

How much heat does it take to melt a 0234 kg ice cube at its melting point class=

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16-04-2022

Answer:

Q = M kg* 3.33E5 J / kg = .234 * 3.33E5 = 7.79E4 Joules

As a check (using 80 cal/gm as latent heat of fusion for water)

234 g * 80 cal/gm = 18720 cal

1 cal = 4.19 J

18720 cal * 4.19 J / cal = 7.7E4 J agrees with value found above

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