Asked by ami

What mass of steam at 100°C must be added to 1.00 kg of ice at 0°C to yield liquid water at 15°C?
Answered by bobpursley
The sum of heats gained is zero (on has negative heat gained).

Add the heats.

1kg*Lfice+1kg(cwater)(15-0)+M*Lvsteam+M*cwater*(15-100)=0
solve for M