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A 050 M Solution of a Weak Acid HA Has the the Same

Question 42

Multiple Choice

A 0.50 M solution of a weak acid HA has the same pH as a 0.075 M solution of HCl.Calculate the K_a for HA.

A) 0.50
B) 0.075
C) 0.1324
D) 0.01125

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