Of the following systems, which contains the most heat?

a. 100 kg of water at 80°c

b. 250 kg of water at 40°c

c. 600 kg of ice at 0°c

d. systems do not contain heat.

d

Explanation:

Given systems are state of matter and do not contain any heat instead Heat is required to change Phase or raise the temperature of the particular system.

For example 600 kg of ice at

Heat Required to convert it to water at is

Where L=latent heat of Fusion

a coal burning power plant

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