A piece of ice, 100 g in mass is kept at 0o C. The amount of heat it requires to melt at 0oC is (take latent heat of melting of ice to be 333.6 J/g):
(a) 750.6 J
(b) 83.4 J
(c) 33360 J
(d) 3.336 J
Latent heat= change in state at constant temperature.