$10 \,mL$ 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 ...... $mL$
Why does distilled water not conduct electricity, whereas rain water does ?
Which one of the following types of medicines is used for treating indigestion ?
What effect does the concentration of $H^+_{(aq)}$ ions have on the nature of the solution ?
How is the concentration of hydroxide ions $(OH^-)$ affected when excess base is dissolved in a solution of sodium hydroxide ?