The Ka of hydrocyanic acid (HCN) is 4.9 × 10-10. What is the Kb of CN-?
A) 4.9 × 104
B) 4.9 × 10-10
C) 9.1 × 10-10
D) 9.3
E) 2.0 × 10-5
Correct Answer:
Verified
Q37: A 0.100 M solution of an acid,
Q38: A 0.200 M solution of an acid,
Q39: Formic acid, HCO2H, has an ionization constant
Q40: Benzoic acid, HC7H5O2, has an ionization constant
Q41: Toluic acid, HC8H7O2, has an ionization constant
Q43: A 0.400 M solution of an acid,
Q44: A 0.200 M solution of an acid
Q45: A 0.300 M solution of an acid,
Q46: A 0.200 M solution of a weak
Q47: A 0.075 M solution of a weak
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents