New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Some Basic Concepts of Chemistry question

2024 · 29 Jan · Shift 1 · Q22

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Main
Chemistry
Some Basic Concepts of Chemistry
2024 · 29 Jan · Shift 1 · Q22

Some Basic Concepts of Chemistry question

2024 · 29 Jan · Shift 1 · Q22

JEE MainChemistrySome Basic Concepts of ChemistryNumerical+4 / −1

A solution of

\mathrm{H}_2 \mathrm{SO}_4

is

31.4 \% \mathrm{H}_2 \mathrm{SO}_4

by mass and has a density of

1.25 \mathrm{~g} / \mathrm{mL}

. The molarity of the

\mathrm{H}_2 \mathrm{SO}_4

solution is

\underline{\hspace{2cm}}

\mathrm{M}

(nearest integer) [Given molar mass of

\mathrm{H}_2 \mathrm{SO}_4=98 \mathrm{~g} \mathrm{~mol}^{-1}

]

Numerical answer

More from Some Basic Concepts of Chemistry

If $50 mL$ of $0.5 M$ oxalic acid is required to neutralise $25 mL$ of $50 mL$ solution, the amount of $NaOH$ in $50 mL$ of given $NaOH$ solution is…2024 · Numerical
Molality of 0.8 M H $_{2}$ SO $_{4}$ solution (density 1.06 g cm $^{- 3}$ ) is $\times 1 0^{- 3}$ m.2024 · Numerical
The mass of sodium acetate $(CH_{3} COONa)$ required to prepare $250 mL$ of $0.35 M$ aqueous solution is g. (Molar mass of $CH_{3} COONa$ is $82.02 g mol^{- 1}$ …2024 · Numerical
$0.05 cm$ thick coating of silver is deposited on a plate of $0.05 m^{2}$ area. The number of silver atoms deposited on plate are $\times 1 0^{23}$ . (At mass $Ag = 108, d = 7.9 g cm^{- 3}$ …2024 · Numerical
If a substance ' $A$ ' dissolves in solution of a mixture of ' $B$ ' and ' $C$ ' with their respective number of moles as $n_{A}, n_{B}$ and $n_{C_{3}}$ . Mole fraction of $C$ in the…2024 · MCQ
Number of moles of methane required to produce $22 g CO_{2 (g)}$ after combustion is $x \times 1 0^{- 2}$ moles. The value of $x$ is .2024 · Numerical
Molar mass of the salt from $NaBr, NaNO_{3}, KI$ and $CaF_{2}$ which does not evolve coloured vapours on heating with concentrated $H_{2} SO_{4}$ is $g mol^{- 1}$ …2024 · Numerical
A sample of $CaCO_{3}$ and $MgCO_{3}$ weighed $2.21 g$ is ignited to constant weight of $1.152 g$ . The composition of mixture is : (Given molar mass in $g mol^{- 1} CaCO_{3} : 100, MgCO_{3} : 84$ …2024 · MCQ