PH-2177

Specific heat capacity

Physics · Secondary 4 · Hard · Specific heat capacity

A kettle contains

1.2\,\text{kg}

of water at

25^{\circ}\text{C}

. The specific heat capacity of water is

4.2\,\text{kJ kg}^{-1}\,^{\circ}\text{C}^{-1}

. How much thermal energy is needed to heat the water to

100^{\circ}\text{C}

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