The answer for the first one is the second option.
The answer for the second one is the last option.
Hope this helped and have a nice day : )
The oxidation number of chlorine in the reactant can be determined by K ion and O ion. K ion is +1 and O ion is -2. And the Cl is +5. The gas has the greatest entropy and the solid has the least. In the production, there are solid and gas. So it has more entropy than the reactants with solid only.
Answer:

Explanation:
(a) Convert pounds to kilograms.

(b) Calculate the dose

The different is that the galvanic cell converts chemical energy into the electrical energy and the electrolytic cell coverts electrical energy into chemical energy