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OpenStudy (anonymous):
Calculate the amount of heat in kilojoules needed to convert 190.0 g of liquid water to steam at 100.0°C (∆Hvap= 40.65 kJ/mol). This is what I did. 190gH20 x 1mol/18.012gH2Ox 40.65kj H20/1mol=428.73Kj. Is the temperature relevant? I'm not sure?
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OpenStudy (surry99):
you are correct. The reason they gave you the temperature is because delta h vap depends on T.
OpenStudy (anonymous):
Thank you so much.
OpenStudy (surry99):
you are most welcome
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