When two liquids at different temperatures are mixed and the resultant temperature is found to be the mean of their temperatures then their densities must be equal.

True

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False

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Solution

The correct option is B False
No, the above statement is not true, it's False.
As we know,
Heat lost by liquid at higher temperature $=$ heat gained by liquid at lower temperature
So the final temperature is determined by the above fact.
$[q = m C_{P} △ t]$

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When two liquids at different temperatures are mixed and the resultant temperature is found to be the mean of their temperatures then their densities must be equal.

The correct option is B FalseNo, the above statement is not true, it's False.As we know,Heat lost by liquid at higher temperature = heat gained by liquid at lower temperatureSo the final temperature is determined by the above fact.[q=mCP△t]

The correct option is B False
No, the above statement is not true, it's False.
As we know,
Heat lost by liquid at higher temperature $=$ heat gained by liquid at lower temperature
So the final temperature is determined by the above fact.
$[q = m C_{P} △ t]$