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Answer on Physical Chemistry Question for Madina

Question #29216
A 1.00kg block of copper at 20degreesC is dropped into a large vessel of liquid nitrogen a -196degressC. How many kilograms of nitrogen boil away by the time the coper reaches -196degressC? The specific heat capacity of coppe is 0.385kJ/gdegressC and the heat of vaporization of nitrogen is 5.57 kJ/mol.
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