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Olympiad workbook

Exam: Olympiad workbook
Subject: NSEC
Chapter: Some Basic Concepts of Chemistry

Olympiad workbook · NSEC · Some Basic Concepts of Chemistry

Which of the following mixtures of water and H_2 SO_4 would have...

Which of the following mixtures of water and

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

would have mass percentage of

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

close to

30 ?

Options

A $30 \mathrm{~g} \mathrm{H}_2 \mathrm{SO}_4+100 \mathrm{~g} \mathrm{H}_2 \mathrm{O}$
B1 mol of $\mathrm{H}_2 \mathrm{SO}_4+2 \mathrm{~mol}$ of $\mathrm{H}_2 \mathrm{O}$
C1 mol of $\mathrm{H}_2 \mathrm{SO}_4+200 \mathrm{~g}$ of $\mathrm{H}_2 \mathrm{O}$
D $0.30 \mathrm{~mol} \mathrm{H}_2 \mathrm{SO}_4+0.70 \mathrm{~mol} \mathrm{H}_2 \mathrm{O}$

Correct answer

C. 1 mol of $\mathrm{H}_2 \mathrm{SO}_4+200 \mathrm{~g}$ of $\mathrm{H}_2 \mathrm{O}$

Step-by-step solution

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