Heat and Thermodynamics 1 Question 6
6. Ice at is added to of water at . When the temperature of the mixture reaches , it is found that of ice is still unmelted. The amount of ice added to the water was close to (Take, specific heat of water specific heat of ice and heat of fusion of water at Main, 11 Jan I)
(a)
(b)
(c)
(d)
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Solution:
- Let amount of ice be ’
’ .
According to the principle of calorimeter,
heat lost by water
Here, heat lost by water
Substituting the given values, we get
Heat gained by ice,