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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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sarahmai95 sarahmai95
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3 years ago
How many mL of 0.200 M aqueous acetic acid are mixed with 13.2 mL of 0.200 M aqueous sodium acetate to give a buffer with pH = 4.2? (Ka for acetic acid is 1.8 × 10-5)

▸ 37 mL

▸ 18 mL

▸ 3.8 mL

▸ 14 mL

▸ 46 mL
Textbook 
General Chemistry: Principles and Modern Applications

General Chemistry: Principles and Modern Applications


Edition: 11th
Authors:
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my l.my l.
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3 years ago
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sarahmai95 Author
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3 years ago
this is exactly what I needed
sakoon
wrote...

Yesterday
Thanks for your help!!
elizabetheldrid
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2 hours ago
Good timing, thanks!
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