30 minutes ACTIVITY 1 Consider the reversible reaction represented below: 1 CH3COOH(aq) + OH-(aq) CH3COO-(aq) + H2O(ℓ) ⇌ The correct conjugate acid-base pair is: A CH3COOH and H2O CH3COOH and OH- B CH3COO- and H2O C CH3COOH and CH3COO- D (2) ACTIVITY 2 2 Consider the reaction represented by the equation below: H3PO4(aq) + HCO3- (aq) H2PO4- (aq) + H2CO3(aq) Kaa > 1 ⇌ The strongest base in the above reaction is: A H2PO4− B HCO3− C H3PO4 D H2CO3 (2)
30 minutes ACTIVITY 1 1 Consider the reversible reaction represented below: CH3COOH(aq) + OH-(aq) ⇌ CH3COO-(aq) + H2O(ℓ) The correct conjugate acid-base pair is: A B C D CH3COOH and H2O CH3COOH and OH- CH3COO- and H2O CH3COOH and CH3COO- (2) ACTIVITY 2 2 Consider the reaction represented by the equation below: H3PO4(aq) + HCO3- (aq) ⇌ H2PO4- (aq) + H2CO3(aq) Kaa > 1 The strongest base in the above reaction is: A B C D H2PO4− HCO3− H3PO4 H2CO3 (2)
gr-12-t2-physical-science-workshop-manual-2018.docx