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Chemistry - Concentration Terms Question with Solution | TestHub

ChemistryConcentration TermsConcentration termEasy2 minPYQ_2020

ChemistryEasysingle choice

10.30 mg of $O_{2}$ is dissolved into a liter of sea water of density 1.03 g/mL. The concentration of $O_{2}$ in ppm is

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Answer:

Solution:

Mass of $O_{2} = 10.30$ $m g$
Mass of sea water $= 1.03$ $g m = 1030$ $m g$
$P P M = \frac{M a s s o f O_{2}}{M a s s o f w a t e r} \times 1 0^{6}$
$= \frac{10.30 \times 1 0^{- 3}}{1030} \times 1 0^{6} = 10$

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Concentration TermsSubtopic:Concentration term

⏱ 2mℹ️ Source: PYQ_2020

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