When a solution of $NaOH$ is left exposed to air for a few hours,what happens?
- ACrystals are formed.
- BIts strength decreases.
- CThe concentration of ions decreases.
- DAll of the above are incorrect.
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Similar Questions
The dissociation constant of a weak acid is $1.0 \times 10^{-5}$. The equilibrium constant for its reaction with a strong base is:
Medium
View SolutionBetween sodium hydrogencarbonate and magnesium hydroxide,which is a better antacid and why?
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View SolutionThe correct decreasing order of basic strength of $H_2O$,$NH_3$,$OH^{-}$,and $NH_2^{-}$ is:
What is the aqueous solution of $HCl$ known as?
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View SolutionThe correct order of basic strength of the following compounds is:
$(I)$ $KOH$
$(II)$ $Zn(OH)_2$
$(III)$ $HNO_3$
$(IV)$ $Ca(OH)_2$
$(I)$ $KOH$
$(II)$ $Zn(OH)_2$
$(III)$ $HNO_3$
$(IV)$ $Ca(OH)_2$
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