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Vladimir [108]
3 years ago
8

Apt A piece of chalk becomes shorter as it is used. Which of the following is NOT true of the shorter piece of chalk?

Chemistry
1 answer:
Tanzania [10]3 years ago
5 0
A. It’s mass has changed if not that’s then it’s B.
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Answer:

KHC₈H₄O₄ + NaOH → KC₈H₄O₄⁻ + Na⁺ + H₂O

Explanation:

Potassium hydrogen phthalate is an acidic salt that is used as a primary standard for acid-base titrations.

In the titration of KHP with NaOH, the salt loses a H⁺ producing water and Na⁺. The reaction is:

KHC₈H₄O₄ + NaOH → KC₈H₄O₄⁻ + Na⁺ + H₂O

I hope it helps!

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