Question

20 gm is ice at -10°C is
mixed with m gm steam at
100°C: Minimum value of
m so that finally all ice and
steam converts into water.
(Use sice = 0.5 cal/gmºC,
Swater = 1cal/gmºC,L
(melting)=80 cal/gm and L
(vaporization) = 540
cal/gm)​

Answer 1

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Answer 2

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Explanation: