The entropy will usually increase when I. a molecule is broken into two or more smaller molecules. II. a reaction occurs that results in an increase in the number of moles of gas. III. a solid changes to a liquid. IV. a liquid changes to a gas. O I, I, II, and IV O I only O IV only III only

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A: 1) Given, 4HCl(g) + O2(g) → 2Cl2(g) + 2H2O(g) S°(J/K.mol) HCl(g) = 186.8  O2(g) = 205 Cl2(g) = 223…

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Q: Consider the reaction 2 NO2(g)  N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and Gf NO2(g) = 51.3…

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Q: I.     NaCl (s) ⇌ Na+ (aq) + Cl- (aq)                 ΔG  0     III.   Ag(CN)2-(aq) ⇌ Ag+(aq) +…

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