For H₃PO₄,K_a1 = 7

Multiple Choice

For H₃PO₄,K_a1 = 7.3 × 10^-3,K_a2 = 6.2 × 10^-6,and Ka₃ = 4.8 × 10^-13.A 0.10 M aqueous solution of NaH₂PO₄ therefore would be _____.

A) neutral
B) weakly basic
C) weakly acidic
D) strongly acidic
E) strongly basic