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- Which substance in the reaction below either appears or disappears the fastest? 4NH3 + 7O2 --> 4NO2 + 6H2O a) NH3 b) O2 c) NO2 d) H2O e) They all appear/disappear at the same rateWhich substance in the reaction below appears the fastest? 4NH3 + 7O2 → 4NO2 + 6H2OWhat is the rate of the reaction when [ClO2] = 0.100 and [OH-] = 0.75?
- NH3 + HNO3 ß--à NH4+ + NO3-1 In order to push the reactions towards reactants then do which of the following: a) inc [NH3] b) inc [HNO3] c) dec [NH4+] d) inc [NO3-1]Which of the following represents the rate at which ClO₂⁻(aq) is appearing in the reaction below? 2 ClO₂(aq) + 2 OH⁻(aq) → ClO₂⁻(aq) + ClO₃⁻(aq) + H₂O(l)Predict the direction in which the equilibrium will lie for the reactionH2SO3(aq) + HCO3– (aq) <-> HSO3–(aq) + H2CO3(aq).Ka1(H2SO3) = 1 × 10–2; Ka1(H2CO3) = 4.2 × 10–7
- 1) What is the order of the reaction with respect to ClO2? 2 ClO2 (aq) + 2 OH- (aq) → ClO3- (aq) + ClO2- (aq) + H2O (1)Which of the reaction mechanisms is consistent with the energy diagram? A. 2A−→−fast BB−→−fast CC−→−−slow D B. 2A−→−fast BB−→−−slow C C. A+B⟶C D. A+B−→−−slow CC−→−fast DWhich one of these reactions would be best classified as irreversible? a) FeCO3(s) ⇌ Fe2+(aq) + CO32-(aq) K = 2.1 × 10-11 b) HC2H3O2(aq) + OH-(aq) ⇌ C2H3O2-(aq) + H2O(l) K = 1.8 × 10^9 c) Fe3+(aq) + SCN-(aq) ⇌ FeSCN2+(aq) K = 215 d) 2SO2(g) + O2(g) ⇌ 2SO3(g) K = 4.32