$250 \, mL$ of a sodium carbonate solution contains $2.65 \, g$ of $Na_2CO_3$. If $10 \, mL$ of this solution is diluted to $1 \, L$,what is the concentration of the resultant solution? (Molecular weight of $Na_2CO_3 = 106$)
- A$0.1 \, M$
- B$0.001 \, M$
- C$0.01 \, M$
- D$10^{-4} \, M$
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Match List-$I$ with List-$II$.
List-$I$ (Example) List-$II$ (Type of Solution) $A$. Humidity $I$. Solid in solid $B$. Alloys $II$. Liquid in gas $C$. Amalgams $III$. Solid in gas $D$. Smoke $IV$. Liquid in solid
Choose the correct answer from the options given below:
| List-$I$ (Example) | List-$II$ (Type of Solution) |
|---|---|
| $A$. Humidity | $I$. Solid in solid |
| $B$. Alloys | $II$. Liquid in gas |
| $C$. Amalgams | $III$. Solid in gas |
| $D$. Smoke | $IV$. Liquid in solid |
Choose the correct answer from the options given below:
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View Solution$A$ molal solution is one that contains one mole of a solute in
Two solutions labeled as $3\,M\,HCl$ and $1\,M\,HCl$ are mixed in the ratio of $x : y$ by volume and the molarity of the resulting solution is $1.5\,M$. The molarity of the resulting solution if they are mixed in the ratio $y : x$ by volume is ....... $M$.
The amount of $NaOH$ in $g$ in $250\,cm^3$ of a $0.100\,M\,NaOH$ solution would be ........... $g$.
Easy
View SolutionThe density (in $g \ mL^{-1}$) of a $3.60 \ M$ sulphuric acid solution that is $29 \% \ H_2SO_4$ (Molar mass $= 98 \ g \ mol^{-1}$) by mass will be
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