The following question refers to a solution that contains 1.89 M ...

[kellyjaisingh]

Question 1

The equilibrium expression for the reaction NH₄⁺ + OH^– NH₃ + H₂O is:

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Question 2

The following question refers to a solution that contains 1.89 M hydrofluoric acid, HF (K_a = 7.2 × 10^–4), and 3.00 M hydrocyanic acid, HCN (K_a = 6.2 × 10^–10).

Determine the [CN^–] at equilibrium.

◦ 1.9 × 10^–9M
◦ 3.7 × 10^–2M
◦ 5.0 × 10^–8M
◦ 6.2 × 10^–10M
◦ None of these are correct.

[hramirez205]

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[kellyjaisingh]

Wow, this really help

[elyse44]

Thanks for the timely response, appreciate it