contestada

A piece of silver, whose mass is 10.8 g, is immersed in 20.4 g of water. The system is heated electrically from 24.0 to 37.6 °C. How many joules of energy are absorbed by the silver?

(a) 450 J
(b) 900 J
(c) 1800 J
(d) 3600 J
(e) 7200 J