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a 50.0 ml sample of water is heated to its boiling point. how much heat (in KJ) is required to vaporize it? (assume a density o...

Asked by Anonymous

A 60.0 sample of water is heated to its boiling point. How much heat (in ) is required to vaporize it? (Assume a density of 1.00 .)
15 years ago

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Answered by Anonymous
136 kJ
15 years ago
Answered by DrBob222
delta H x mass = q
40.65 kJ/kg x 0.060 kg = 135.4 kJ which rounds to 135 kJ.
By the way, you SHOULD have written units. It's 60 GRAMS and 1.00 g/mL.
By itself, 60 (or 1.00) doesn't mean a thing.
15 years ago

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