Chemical equilibrium 01Chemical equilibrium #Reversible Reactions31Choose the best answerFor N₂(g) + 3H₂(g) ⇌ 2NH₃(g), what does the reverse reaction represent?AFormation of NH₃ from N₂ and H₂BDecomposition of NH₃ into N₂ and H₂CFormation of N₂ from NH₃ onlyDConversion of H₂ into NH₃ Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Reversible Binding32Choose the best answerWhy is the reversible binding of oxygen by hemoglobin important?APermanently bind oxygenBTake up and release oxygen under different conditionsCConvert oxygen into carbon dioxideDStop oxygen transport at equilibrium Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Dynamic Equilibrium33Choose the best answerWhy is a closed container needed to establish chemical equilibrium?APrevents the reaction from occurringBPrevents reactants and products from escapingCMakes the forward reaction irreversibleDKeeps reactant concentrations equal Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Kc34Choose the best answerFor a reversible reaction at equilibrium, how is Kc related to the forward and reverse rate constants?AKc = kr/kfBKc = kf + krCKc = kf/krDKc = kf × kr Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Equilibrium Constant35Choose the best answerFor aA + bB ⇌ cC + dD, which expression gives the equilibrium constant according to the law of mass action?A[A]ᵃ[B]ᵇ / [C]ᶜ[D]ᵈB[C]ᶜ[D]ᵈ / [A]ᵃ[B]ᵇC[C][D] / [A][B]D([A] + [B]) / ([C] + [D]) Like 0 Discuss 0Share