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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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shadowtest826 shadowtest826
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3 years ago
How many moles of HCl need to be added to 150.0 mL of 0.50 M NaZ to have a solution with a pH of 6.50? (Ka of HZ is 2.3 × 10–5)? Assume negligible volume of the HCl.


▸ 6.8 × 10–3

▸ 7.5 × 10–2

▸ 5.0 × 10–1

▸ 1.0 × 10–3

▸ None of these are correct.
Textbook 
Chemistry: An Atoms First Approach

Chemistry: An Atoms First Approach


Edition: 3rd
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kenmzungukenmzungu
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3 years ago
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shadowtest826 Author
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3 years ago
Good timing, thanks!
loki1345
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Yesterday
Correct Slight Smile TY
rudy.zondo
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2 hours ago
Thanks
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