10 ,mL of a solution of NaOH is found to be completely neutralised by 8 ,mL of a given solution of H

English

Gujarati

Hindi

2. Acids, Bases and Salts

medium

$10 \,mL$ of a solution of $NaOH$ is found to be completely neutralised by $8 \,mL$ of a given solution of $HCl$. If we take $20 \,mL$ of the same solution of $NaOH$, the amount of $HCl$ solution (the same solution as before) required to neutralise it will be ...... $mL$

A

$16$

B

$4$

C

$8$

D

$12$

Solution

$16\,mL$ of $HCl$ solution will be required.

Standard 10

Science

Share

Similar Questions

Five solutions $A,\,B,\,C,\,D$ and $E$ when tested with universal indicator showed $pH$ as $4,\,1,\,11,\,7$ and $9$, respectively. Which solution is

$(a)$ neutral ?

$(b)$ strongly alkaline ?

$(c)$ strongly acidic ?

$(d)$ weakly acidic ?

$(e)$ weakly alkaline ?

Arrange the $pH$ in increasing order of hydrogen-ion concentration.

medium

Do basic solutions also have $H^+_{(aq)}$ ions ? If yes, then why are these basic ?

easy

Write word equations and then balanced equations for the reaction taking place when –

$(a)$ dilute sulphuric acid reacts with aluminium powder.

$(b)$ dilute hydrochloric acid reacts with iron filings.

medium

Write word equations and then balanced equations for the reaction taking place when –

$(a)$ dilute sulphuric acid reacts with zinc granules.

$(b)$ dilute hydrochloric acid reacts with magnesium ribbon.

medium

What effect does the concentration of $H^+_{(aq)}$ ions have on the nature of the solution ?

easy