Author Question: The reaction A(g) B(g) is spontaneous under standard conditions. Which of the following statements ... (Read 59 times)

Capo · **on:** Feb 15, 2020

Question 1

Classify each of the following processes as spontaneous or nonspontaneous.

I.

H2O(l) → H2O(g)

T = 25°C, vessel open to atmosphere with 50% relative humidity

II.

H2O(s) → H2O(l)

T = 25°C, P = 1 atm

◦ I is nonspontaneous and II is spontaneous.
◦ I and II are both spontaneous.
◦ I and II are both nonspontaneous.
◦ I is spontaneous and II is nonspontaneous.

Question 2

The reaction A(g) → B(g) is spontaneous under standard conditions. Which of the following statements must be true?

I.	The reaction B(g) → A(g) is nonspontaneous under standard conditions.

II.	A(g) will be completely converted to B(g) if sufficient time is allowed.

III.	A(g) will be completely converted to B(g) rapidly.

◦ none of these
◦ I
◦ I and II
◦ I, II, and III

perkiness · **Reply #1 on:** Feb 15, 2020

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