February 20, 2017

Homework Help: general physics

Posted by justin on Thursday, July 25, 2013 at 2:18pm.

When you take a bath, how many kilograms of hot water (40.8 °C) must you mix with cold water (11.3 °C) so that the temperature of the bath is 30.9 °C? The total mass of water (hot plus cold) is 190 kg. Ignore any heat flow between the water and its external surroundings.

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