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Chemistry - Mole Concept Question with Solution | TestHub

ChemistryMole ConceptMiscellaneous/MixedEasy2 minPYQ_2020

ChemistryEasysingle choice

The percentage of Se in peroxides enzyme is 0.5% by mass (atomic mass of Se = 78.4 amu). Then, the minimum molecular mass of enzyme which contains not more than one Se atom is

Options:

Answer:

Solution:

As 0.5 g Se is present in 100 g enzyme
So 78.4 g Se will be present in $= \frac{100}{0.5} \times 78.4$ w g enzyme
$= 15680$ amu
$= 1.568 \times 1 0^{4}$ amu.

Stream:NTA_ABHYAS_NEETSubject:ChemistryTopic:Mole ConceptSubtopic:Miscellaneous/Mixed

⏱ 2mℹ️ Source: PYQ_2020

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