Problem: Which one of the following is the weakest acid A) HF (Ka = 6.8×10-4)B) acetic acid (Ka = 1.8×10-5) C) HNO2 (Ka = 4.5×10-4) D) НСlО (Ка = 3.0×10-8) E) HCN (Ka = 4.9×10-10) 

FREE Expert Solution

We are being asked to determine which of the following is the weakest acid: HF, acetic acid, HNO2, HClO, HCN

Recall that a higher the Ka means a stronger acid.

85% (81 ratings)
View Complete Written Solution
Problem Details

Which one of the following is the weakest acid 

A) HF (Ka = 6.8×10-4)

B) acetic acid (Ka = 1.8×10-5

C) HNO2 (Ka = 4.5×10-4

D) НСlО (Ка = 3.0×10-8

E) HCN (Ka = 4.9×10-10

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Weak Acids concept. If you need more Weak Acids practice, you can also practice Weak Acids practice problems.