Friday
March 27, 2015

Homework Help: Chemistry

Posted by Eddie on Saturday, April 17, 2010 at 8:46pm.

Calculate the amount of energy in kilojoules needed to change 225 g of water ice at -10 C to steam at 125 C. The following constants may be useful:

Cm(ice)=36.57 J/(mol*C)
Cm(water)=75.40 J/(mol*C)
Cm(steam)=36.04 J/(mol*C)
Delta H(fus)=+6.01 kJ/mol
Delta H(vap)=+40.67 kJ/mol

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