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ChemistryLiquid SolutionMiscellaneous/MixedMedium2 minPYQ_2018

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The molarity of urea (molar mass $60 g m o l^{- 1}$ ) solution obtained by dissolving $15 g$ of urea in $500 c m^{3}$ of water is

Answer:

Solution:

Urea molar mass $= 60 g / mol$
$molarity = \frac{15 \times 1000}{60 \times 500} = \frac{15}{6 \times 5} = \frac{1}{2}$
$= 0.5 mol {dm}^{- 3}$

Stream:MHT_CETSubject:ChemistryTopic:Liquid SolutionSubtopic:Miscellaneous/Mixed

⏱ 2mℹ️ Source: PYQ_2018

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