1
JEE Main 2021 (Online) 16th March Morning Shift
Numerical
+4
-1
Change Language
Two salts A2X and MX have the same value of solubility product of 4.0 $$\times$$ 10$$-$$12. The ratio of their molar solubilities i.e. $${{S({A_2}X)} \over {S(MX)}}$$ = __________. (Round off to the Nearest Integer)
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2
JEE Main 2021 (Online) 26th February Evening Shift
Numerical
+4
-1
Change Language
The pH of ammonium phosphate solution, if pka of phosphoric acid and pkb of ammonium hydroxide are 5.23 and 4.75 respectively, is ___________.
Your input ____
3
JEE Main 2021 (Online) 24th February Evening Shift
Numerical
+4
-1
Change Language
The solubility product of PbI2 is 8.0 $$\times$$ 10$$-$$9. The solubility of lead iodide in 0.1 molar solution of lead nitrate is x $$\times$$ 10$$-$$6. mol/L. The value of x is __________. (Rounded off to the nearest integer) [Given $$\sqrt 2 $$ = 1.41]
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4
JEE Main 2020 (Online) 6th September Evening Slot
Numerical
+4
-0
Change Language
If the solubility product of AB2 is 3.20 $$ \times $$ 10–11 M3, then the solubility of AB2 in pure water is _____ $$ \times $$ 10–4 mol L–1.
[Assuming that neither kind of ion reacts with water]
Your input ____
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