you expect the entropy to increase or decrease? (These questions do not require calculations.) a. Ammonia gas and hydrogen chloride gas react to deposit solid ammonium chloride on a surface b. Two aqueous solutions are combined to form a precipitate c. Methanol gas condenses to form liquid methanol d. Butane liquid reacts with oxygen gas to form carbon dioxide gas and gaseous water e. Liquid water freezes to form ice f. Solid lead melts g. A solid solute dissolves in a liquid solvent h. Liquid water boils Possible answers: 1. Entropy should increase (more positive) 2. Entropy should decrease (more negative) 3. The change in entropy cannot be determined from the information given
For each of the following changes, do you expect the entropy to increase or decrease? (These questions do not require calculations.)
a. Ammonia gas and hydrogen chloride gas react to deposit solid ammonium chloride on a surface
b. Two aqueous solutions are combined to form a precipitate
c. Methanol gas condenses to form liquid methanol
d. Butane liquid reacts with oxygen gas to form carbon dioxide gas and gaseous water
e. Liquid water freezes to form ice
f. Solid lead melts
g. A solid solute dissolves in a liquid solvent
h. Liquid water boils
Possible answers:
1. Entropy should increase (more positive) 2. Entropy should decrease (more negative) 3. The change in entropy cannot be determined from the information given
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