MEDIUMMCQ SINGLEJEE Advanced ChemistryPhysical ChemistryMole _ Equivalent ConceptPrevious Year Questions
The number of gram molecules of chlorine in 6.02×1025 hydrogen chloride molecule is (KCET 2007)
A.10
B.100
C.50✓ Correct
D.5
Explanation
23 6.023 10 x molecules are present in =1 mole 25 6.02 10 x molecules are present in 25 23 1 6.02 10 6.023 10 x x x = 100 moles 2 2 2 H Cl HCl → 2 moles of 2 1 HCl Cl → molecule 100 moles of 1 100 2 HCl x 2 50Cl molecules
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