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Q. Thermal capacity of $40\, g$ of aluminum $(s=0.2\, cal / g K )$ is

Thermal Properties of Matter

Solution:

Thermal capacity $ = ms = 40 \times 0.2 = 8\,cal/ ^{\circ}C$
$ = 4.2 \times 8 = 33.6 \,J/^{\circ}C$