Ice is heated at a constant pressure until it melts and vaporizes. What signs are associated with the total change in entropy and enthrall ( S and H ) for this sample of water?
a) dS = - , dH = -
b) dS = + , dH = -
c) dS = + , dH = +
d) dS = - , dH = +
Answer: c) dS = + , dH = +