How much energy is required to heat 2 kg of water through the following changes?

Use values from latent heat and specific heat constant tables when
necessary.

Show your work.


i. Heat 2 kg ice from -5°C to 0°C

ii. Melt 2 kg ice at 0°C

iii. Heat 2 kg water from 0°C to 100°C

iv. Vaporize 2 kg water at 100°C

v. Heat 2 kg steam from 100°C to 115°C