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Science Clinic => Chemistry => Topic started by: anjilletteb on Nov 18, 2019

Title: Which one of the following salts, when dissolved in water, produces the solution with the highest pH?
Post by: anjilletteb on Nov 18, 2019

Question 1

The base-dissociation constant of ethylamine (C₂H₅NH₂) is 6.4 × 10^-4 at 25.0 °C. The [H⁺] in a 1.7 × 10-2 solution of ethylamine is ________ mol L-1.
◦ 3.3 × 10-3
◦ 3.3 × 10-12
◦ 11.48
◦ 3.0 × 10-3
◦ 1.1 × 10-5

Question 2

Which one of the following salts, when dissolved in water, produces the solution with the highest pH?
◦ CH3NH3Cl
◦ KClO4
◦ Na2CO3
◦ NaHCO3

Title: Which one of the following salts, when dissolved in water, produces the solution with the highest pH?
Post by: meganmoser117 on Nov 18, 2019

Answer 1

3.3 × 10-12

Answer 2

Na2CO3