What is the concentration of $H_3O^{+}$ ions in a solution having $pOH$ value $9$?
- A$1.0 \times 10^{-5} \ M$
- B$2.0 \times 10^{-5} \ M$
- C$1.5 \times 10^{-5} \ M$
- D$2.5 \times 10^{-5} \ M$
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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 having $pH$ range of $1-7$ and $7-14$,in the above list,is respectively.
$I$. Black coffee
$II$. $0.2 \ M \ NaOH$
$III$. Lemon juice
$IV$. Lime water
$V$. Human saliva
$VI$. Tomato juice
The number of solutions having $pH$ range of $1-7$ and $7-14$,in the above list,is respectively.
On adding which of the following,the $pH$ of $20 \ mL$ of $0.1 \ N \ HCl$ will not alter?
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View SolutionThe $pH$ of an acidic solution is $4.70$. Calculate the concentration of $OH^-$ ions. $(pK_w = 14)$
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