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File Edit View History Bookmarks Window Help ezto.mheducation.com mybama-Yahoo Search Results Yahoo Search Results mcgraw hill connect-Yahoo Search Results Yaho E connect CHEMISTRY 9 Acids and Bases Question 14 (of 19) value: 10.00 points 3 atempts left Check my work Be sure to answer all parts. For the pair of acids: I1 Label the stronger acid. 12] Give the formula for the conjugate bases. Label the stronger conjugate base. HCOOH formic acid or CoHsCOOH benzoic acid K 6.5 x 10 K-1.8 x 10 (select) (Select) (select) selecti 28

Explanation / Answer

Ans :

Ka refers to the acidic strength of the substance. Higher the value of Ka , stronger is the acid.

Strong acids have weak conjugate bases , and weaker bases have stronger conjugate bases.

So here stronger acid is HCOOH and its conjugate base is HCOO-

weaker acid is C6H5COOH and its conjugate base is C6H5COO-

The stronger conjugate base is C6H5COO-

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