Consider the reaction at 25∘C 2NO3 − (aq) + 8H+ (aq) + 3Cu(s) → 3Cu2+ (aq) + 2NO(g) + 4H2O(l) (a) is the reaction spontaneous? (b) is the reaction spontaneous at pH=3.00 with all the other ionic species at 0.100M and gases at 1.00 atm? (c) is the reaction spontaneous at pH=6.00 with all the other ionic species at 0.100M and gases at 1.00 atm?
Consider the reaction at 25∘C 2NO3 − (aq) + 8H+ (aq) + 3Cu(s) → 3Cu2+ (aq) + 2NO(g) + 4H2O(l) (a) is the reaction spontaneous? (b) is the reaction spontaneous at pH=3.00 with all the other ionic species at 0.100M and gases at 1.00 atm? (c) is the reaction spontaneous at pH=6.00 with all the other ionic species at 0.100M and gases at 1.00 atm?
Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter15: Energy And Chemical Change
Section: Chapter Questions
Problem 102A
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Question
Consider the reaction at 25∘C
2NO3
−
(aq) + 8H+
(aq) + 3Cu(s) → 3Cu2+
(aq) + 2NO(g) + 4H2O(l)
(a) is the reaction spontaneous?
(b) is the reaction spontaneous at pH=3.00 with all the other ionic species at 0.100M and gases at 1.00
atm?
(c) is the reaction spontaneous at pH=6.00 with all the other ionic species at 0.100M and gases at 1.00
atm?
(d) at what pH is the reaction at equilibrium with all other ionic species at 0.100M and gases at 1.00
atm?
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