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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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hlturner75 hlturner75
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2 years ago
The acid-dissociation constant of hydrocyanic acid (HCN) at 25.0 °C is 4.9 × 10-10. What is the pH of an aqueous solution of 0.080 mol L-1 sodium cyanide (NaCN)?

▸ 11.11

▸ 2.89

▸ 1.3 × 10-3

▸ 7.8 × 10-12

▸ 3.9 × 10-11
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
Authors:
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gma_of_7gma_of_7
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hlturner75 Author
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2 years ago
Smart ... Thanks!
Holly72492
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Yesterday
Good timing, thanks!
shelbycox
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2 hours ago
Helped a lot
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