Answer the given question .
1
2
8
solution
sample text 2
\(\frac{a}{b}\)
0.01 M solution of
"0.01 M solution of $H_2A$ has pH equal to 4. If $K_{a1}$ for the acid is $4.45 \times 10^{-7}$, the concentration of $HA^-$ ion in solution would be Question no 10"