Which of the following is a logical inference from the fact that ...

[Starlight]

Question 1

Which of the following are Lewis bases?
I)  BCl₃
II)  H^-
III)  H₂O
IV)  NH₃
V)  AlCl₃
◦ II), III) and IV)
◦ I), II), and III)
◦ III), IV) and V)
◦ I), II), and V)
◦ I), II), and IV)

Question 2

Which of the following is a logical inference from the fact that a 0.10 M solution of potassium acetate, KC₂H₃O₂, is less alkaline than a 0.10 M solution of potassium cyanide, KCN?
◦ Hydrocyanic acid is a weaker acid than acetic acid.
◦ Cyanides are less soluble than acetates.
◦ Hydrocyanic acid is less soluble in water than acetic acid.
◦ Acetic acid is a weaker acid than hydrocyanic acid.
◦ 0.10 M potassium acetate is more concentrated than 0.10 M potassium cyanide.

[phuda]

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[Starlight]

Excellent

[juliaf]

Thanks for the timely response, appreciate it