Indicate the Statement(s)which Is (Are)true for the Process

question 48

Multiple Choice

Indicate the statement(s) which is (are) true for the process:
Al⁺³(aq) + 3 OH^-(aq) → Al(OH) ₃(s)
If it occurs in a closed container.
I.ΔS increases because the final molecule is more complicated.
II.Entropy decreases because the product is in the solid phase.
III.The two ions achieve a high degree of order as they crystalize,therefore ΔS is positive.
IV.Entropy of the system is unchanged because the system is sealed and at a constant temperature.

• A)I and II
• B)I and III
• C)II only
• D)I,II,IV
• E)I and IV

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