What amount of ice can be melted by 4000 cal of heat ?
What amount of ice can be melted by 4000 cal of heat ?
A) 20 g
B) 30 g
C)40g
D)50g
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What amount of ice can be melted by 4000 cal of heat ?
A) 20 g
B) 30 g
C)40g
D)50g