Thursday
February 26, 2015

Homework Help: chemistry

Posted by Bob on Friday, January 21, 2011 at 7:08pm.

Which of the following constants are needed to calculate the change in enthalpy (H) for heating a sample of liquid water at 10C to steam at 150C.
I) the heat capacity of water
II) the enthalpy of fusion of water
III) the heat capacity of ice
IV) the enthalpy of vaporization of water
V) the heat capacity of steam

1. II and III only
2. I, II and III only
3. I, II, III, IV and V
4. I and III only
5. I and V only
6. I, II, IV and V only

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