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Question
Which of the following is the weakest acid?A) HF (Ka for HF is 7.2 x 10-4)
B) HCN (Ka for HCN is 4.9 x 10-10)
C) HCNO (Ka for HCNO is 2 x 10-4)
D) H3BO3 (Ka for H3BO3 is 5.4 x 10-10)
Answer
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