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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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aubarela aubarela
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3 years ago
A 100.0-mL sample of 0.583 M H2A (diprotic acid) is titrated with 0.200 M NaOH. After 125.0 mL of 0.200 M NaOH has been added, the pH of the solution is 4.50. Calculate Ka1 for H2A.


▸ 4.2 × 10–10

▸ 4.5

▸ 2.4 × 10–5

▸ 0.65

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

Chemistry: An Atoms First Approach


Edition: 3rd
Authors:
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rbarts7rbarts7
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3 years ago
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aubarela Author
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3 years ago
You make an excellent tutor!
Jose^2
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Yesterday
Good timing, thanks!
momochiime
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2 hours ago
this is exactly what I needed
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