Chemistry, 12.08.2020 06:01 obrunelle4678
Which of the following describes a nonspontaneous reaction?
A. The Gibbs free energy is less than the activation energy.
B. The reaction does not need added energy to occur.
C. The Gibbs free energy is more than the activation energy.
O D. The Gibbs free energy for the reaction is positive.
Answers: 2
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Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)
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Which of the following reactions is endothermic? h2(g) + ½ o2(g) h2o(g), h = -57.82 kcal ½n2(g) + o2(g) + 8.1 kcal no2(g) ½ n2(g) + 3/2 h2(g) nh3(g) + 11.0 kcal c(diamond) + o2(g) co2, h = -94.50 kcal
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Which of the following describes a nonspontaneous reaction?
A. The Gibbs free energy is less than t...
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