Ionic Equilibrium · Chemistry · AP EAPCET
MCQ (Single Correct Answer)
Which of the following when added to 20 mL of a 0.01 M solution of HCl would decrease its pH ?
The solubility of barium phosphate of molar mass ' $M$ ' $\mathrm{g} \mathrm{mol}^{-1}$ in water is $x \mathrm{~g}$ per 100 mL at 298 K . Its solubility product is $1.08 \times\left(\frac{x}{M}\right)^a \times(10)^b$. The values of $a$ and $b$ respectively are
The pH of 0.01 N lime water is
Equal volumes of 0.5 N acetic acid and 0.5 N sodium acetate are mixed. What is the pH of resultant solution? ($$\mathrm{p} K_a$$ of acetic acid $$=4.75$$)
The solubility of $$\operatorname{AgBr}(s)$$, having solubility product $$5 \times 10^{-10}$$ in $$0.2 \mathrm{~M} \mathrm{~NaBr}$$ solution equals
Calculate the pOH of 0.10 M HCl solution.
Which among the following pairs is not an acidic buffer?