2 kg of ice at `-20^@C` is mixed with 5 kg of water at `20^@C` in an insulating vessel having a
Channel: Doubtnut
Date: 2020-07-26

2 kg of ice at `-20^@C` is mixed with 5 kg of water at `20^@C` in an insulating vessel having a negligible heat capacity. Calculate the final mass of water (in kg) remaining in the container.