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Which One of the Following Reactions Will Occur Spontaneously at Standard-State

Question 5

Multiple Choice

Which one of the following reactions will occur spontaneously at standard-state conditions and 25°C?


A) Br2(l) + Sn(s) →\rarr 2Br-(aq) + Sn2+(aq)
B) Fe2+(aq) + Ni(s) →\rarr Fe(s) + Ni2+(aq)
C) 2Ag+(aq) 2H2O(l) →\rarr 2Ag(s) + 2H+(aq) + H2O2(aq)
D) Mn2+(aq) + Cd(s) →\rarr Mn(s) + Cd2+(aq)
E) Cr3+(aq) + 3Cu+(aq) →\rarr Cr(s) + 3Cu2+(aq)

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