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6 Chem Energetics (II)

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卡片总数: 8 张•内容版本: v4•公开卡包•更新时间: 8/1/2026

卡片预览 (8 张)

#1
正面 (问题)

Entropy (S)

背面 (解答)

• Measure of disorder in a system • How probable the state of the system is

#2
正面 (问题)

Factors increasing entropy

背面 (解答)

• Increase in temperature • Change in phase • Change in number of particles • Change in gas expansion • Mixing of particles

#3
正面 (问题)

Gibbs Equation

背面 (解答)

ΔG = ΔH - TΔS

#4
正面 (问题)

Spontaneity of reaction

背面 (解答)

ΔG < 0, spontaneous ΔG = 0, equilibrium ΔG > 0, not spontaneous

#5
正面 (问题)

ΔH and ΔS both positive

背面 (解答)

Spontaneous at high temperatures

#6
正面 (问题)

ΔH and ΔS both negative

背面 (解答)

Spontaneous at low temperatures

#7
正面 (问题)

ΔH negative, ΔS positive

背面 (解答)

Spontaneous at all temperatures

#8
正面 (问题)

ΔH positive, ΔS negative

背面 (解答)

Not spontaneous at all temperatures