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Some Basic Concepts of Chemistry question

2024 · 6 Apr · Shift 2 · Q12
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Some Basic Concepts of Chemistry question

2024 · 6 Apr · Shift 2 · Q12

JEE MainChemistrySome Basic Concepts of ChemistryMCQ+4 / −1
Molality (m)(\mathrm{m})(m) of 3M3 \mathrm{M}3M aqueous solution of NaCl\mathrm{NaCl}NaCl is : (Given : Density of solution =1.25 g mL−1=1.25 \mathrm{~g} \mathrm{~mL}^{-1}=1.25 g mL−1, Molar mass in g mol−1:Na−23,Cl−35.5\mathrm{g} \mathrm{~mol}^{-1}: \mathrm{Na}-23, \mathrm{Cl}-35.5g mol−1:Na−23,Cl−35.5)
  1. A
    2.90 m
  2. B
    3.85 m
  3. C
    1.90 m
  4. D
    2.79 m
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