Calculate the temperature change for the reactions below

CHEMISTRY · Multi-part · A Level · Chemistry · Energetics · Energetics

Problem

Calculate the temperature change for the reactions below. specific heat capacity of water = 4.18 J g−1 K−14.18 \text{ J g}^{-1} \text{ K}^{-1} , of Ag = 0.240 J g−1 K−10.240 \text{ J g}^{-1} \text{ K}^{-1} , of Al = 0.900 J g−1 K−10.900 \text{ J g}^{-1} \text{ K}^{-1} (a) 2000 J of heat energy is transferred to 100 g of water (b) 2000 J of heat energy is transferred to 100 g of silver (c) 7.5 kJ of heat energy is transferred to 100 g aluminium.

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