1
AP EAPCET 2024 - 21th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

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

A
7,5
B
5,7
C
5,5
D
7,7
2
AP EAPCET 2024 - 21th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
At $T(\mathrm{~K})$, the solubility product of $A X$ is $10^{-10}$. What is the molar solubility of $A X$ in 0.1 MHX ?
A
$10^{-5}$
B
$10^{-10}$
C
$10^{-9}$
D
$10^{-8}$
3
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Which of the following will make a basic buffer solution?
A
100 mL of $0.1 \mathrm{M} \mathrm{CH}_3 \mathrm{COOH}+100 \mathrm{~mL}$ of 0.1 M NaOH
B
100 mL of $0.1 \mathrm{M} \mathrm{HCl}+100 \mathrm{~mL}$ of 0.1 M NaOH
C
50 mL of $0.1 \mathrm{M} \mathrm{KOH}+25 \mathrm{~mL}$ of $0.1 \mathrm{M} \mathrm{CH}_3 \mathrm{COOH}$
D
100 mL of $0.1 \mathrm{M} \mathrm{HCl}+200 \mathrm{~mL}$ of $0.1 \mathrm{M} \mathrm{NH}_4 \mathrm{OH}$
4
AP EAPCET 2024 - 20th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
At $27^{\circ} \mathrm{C}, 100 \mathrm{~mL}$ of 0.4 M HCl is mixed with 100 mL of 0.5 M NaOH solution. To the resultant solution, 800 mL of distilled water is added. What is the pH of final solution?
A
12
B
2
C
1.3
D
1.0
AP EAPCET Subjects
EXAM MAP