Hydrogen gas is a non polluting fuel hydrogen gas may be prepared by electrolysis of water. 2 H20 (l) - - > 2H2 (g) + O2 (g) Predict the signs of delta H and Delta S for the production of hydrogen gas by electrolysis of water

a. delta h > 0 and delta S >0

b. delta h 0

c. delta H >0 and delta S <0

d. delta h <0 and delta s <0

e. delta H=0 and delta s <0

Question

Joslyn Small

Chemistry

14 June, 21:13

Hydrogen gas is a non polluting fuel hydrogen gas may be prepared by electrolysis of water. 2 H20 (l) - - > 2H2 (g) + O2 (g) Predict the signs of delta H and Delta S for the production of hydrogen gas by electrolysis of water

a. delta h > 0 and delta S >0

b. delta h 0

c. delta H >0 and delta S <0

d. delta h <0 and delta s <0

e. delta H=0 and delta s <0

+3

Answers (1)

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Elise · Answer 1

I think the correct answer from the choices listed above is option B. The correct signs for delta H and Delta S for the production of hydrogen gas by electrolysis of water would be that delta h 0. Hope this answers the question.