The $pH$ of a sample of vinegar is $3.76$. Calculate the concentration of hydrogen ion in it in $mol \ dm^{-3}$?
- A$1.97 \times 10^{-4}$
- B$1.738 \times 10^{-4}$
- C$1.84 \times 10^{-4}$
- D$1.283 \times 10^{-4}$
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Observe the following solutions:
$I$. Black coffee
$II$. $0.2 \ M \ NaOH$
$III$. Lemon juice
$IV$. Lime water
$V$. Human Saliva
$VI$. Tomato juice
The number of solutions with $pH$ less than $7$ is
$I$. Black coffee
$II$. $0.2 \ M \ NaOH$
$III$. Lemon juice
$IV$. Lime water
$V$. Human Saliva
$VI$. Tomato juice
The number of solutions with $pH$ less than $7$ is
The $pH$ of a soft drink is $3.82$. Its hydrogen ion concentration will be
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View SolutionThe $pH$ of pure water at $80^{\circ} C$ is
How many $H^{+}$ ions are present in $2 \ mL$ of a solution whose $pH$ is $13$?
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View SolutionStatement-$I$ :- $pH$ of pure water increases with increase in temperature.
Statement-$II$ :- Degree of ionisation increases with increase in temperature.
Statement-$II$ :- Degree of ionisation increases with increase in temperature.
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