Question

6
(i) How much heat energy is necessary to raise the temperature of 5 kg of
water from 20°C to 100°C?​

Answer 1

Explanation:

The boiling point of water is 100∘C . Heat is a form of energy that is transferred from systems having high temperature to low temperature. Hence, we require 1680 kJ of energy to heat 5 kg of water from 20∘C to 100∘C .

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Answer 2

Answer:

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