of water at 
is mixed with 
of water at 
. The final temperature of the mixture is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
Density of water 
Let the final temperature of the mixture be 
Assuming, no heat transfer to or from container.
Heat lost by water 
Heat gained by water 
According to principle of calorimetry,
Heat lost = Heat gain
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