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how many joules of energy must be absorbed by 500g of H2O at 50.0 Celcius to...

how many joules of energy must be absorbed by 500g of H2O at 50.0 Celcius to convert it to steam at 120 celcius?the molar heat of vaporization of water is 40.7 kj/mol and the molar heat capacities of liquid water and steam are 75.3 j/mol celcius and 36.4 j/mol celcius respectively

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