Chemistry Practice Problems Entropy Practice Problems Solution: Which responses include all of the following proce...

Solution: Which responses include all of the following processes that are acccompanied by an increase in entropy? 1. I2(s) → I2(g) 2. 2I(g) → I2(g) 3. 2NH3(g) → N2(g) + 3H2(g) 4. Mg2+(aq) + 2OH-(aq) → Mg(OH)2(s)   A) 1, 2 B) 1, 3 C) 3, 4 D) 3 E) 2, 4  

Problem

Which responses include all of the following processes that are acccompanied by an increase in entropy?

1. I2(s) → I2(g)

2. 2I(g) → I2(g)

3. 2NH3(g) → N2(g) + 3H2(g)

4. Mg2+(aq) + 2OH-(aq) → Mg(OH)2(s)

 

A) 1, 2

B) 1, 3

C) 3, 4

D) 3

E) 2, 4