Question

In general, spontaneous reactions are different than non-spontaneous reactions in that spontaneous reactions:

Answer 1

must use a catalyst to progress at a reasonable rate

can provide free energy that can be used for work elsewhere

create a large decrease in entropy

only occur at very high temperatures

Answer 2

B. Can provide free energy that can be used for work elsewhere. Spontaneous reactions usually increase entropy. They can occur at high or low temperatures.

Answer 3

Thank you!