The volume of $0.1 \, N$ dibasic acid sufficient to neutralize $1 \, g$ of a base that furnishes $0.04 \, mole$ of $OH^{-}$ in aqueous solution is ............ $mL$

One litre oxygen gas at $STP$ will weigh $.................. \ g$

The 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

What products are formed when $1 \ mol$ of magnesium nitride is reacted with excess water?

An average person needs about $10000 \ kJ$ energy per day. The amount of glucose (molar mass $= 180.0 \ g \ mol^{-1}$) needed to meet this energy requirement is $..... \ g$.
(Nearest integer)
(Use : $\Delta_{c} H(\text{glucose}) = -2700 \ kJ \ mol^{-1}$)

The molarity of a solution made by mixing $50 \ mL$ of conc. $H_2SO_4$ $(36 \ N)$ with $50 \ mL$ of water is ...... $M$.