Thermal capacity of 40 g of aluminum (s = 0.2 cal/g K) is

Question

Thermal capacity of 40 g of aluminum (s = 0.2 cal/g K) is (A) 168 J/K (B) 672 J/K (C) 840 J/K (D) 33.6 J/K

Tardigrade Admin · Accepted Answer

Thermal capacity = ms = 40 × 0.2=8 cal/0K 8 cal=4.2 × 8 J=33.6 joule/0K.

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