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Author Question: Which one of the following reactions will occur spontaneously at standard-state conditions and 25C? (Read 9 times)

jlbond23

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Question 1

Which one of the following reactions will occur spontaneously at standard-state conditions and 25°C?
◦ Mg2+ + Ca → Mg + Ca2+

◦ Au + 3K+→ Au3+ + 3K
◦ 2Al3+ + 3Fe → 2Al + 3Fe2+

◦ Cu + 2H+→ Cu2+ + H2

◦ Ni2+  + 2Fe2+(aq) → Ni(s) + 2Fe3+(aq)

Question 2

Which one of the following reactions will occur spontaneously at standard-state conditions and 25°C?
◦ Br2(l) + Sn(s) → 2Br-(aq) + Sn2+(aq)
◦ Fe2+(aq) + Ni(s) → Fe(s) + Ni2+(aq)
◦ 2Ag+(aq) 2H2O(l) → 2Ag(s) + 2H+(aq) + H2O2(aq)
◦ Mn2+(aq) + Cd(s) → Mn(s) + Cd2+(aq)
◦ Cr3+(aq) + 3Cu+(aq) → Cr(s) + 3Cu2+(aq)


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Marked as best answer by jlbond23 on Nov 5, 2023

StephaniaF

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jlbond23

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Reply 2 on: Nov 5, 2023
Excellent


jojobee318

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Reply 3 on: Yesterday
Wow, this really help

 

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