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1. Some basic concept of chemistry — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistry1. Some basic concept of chemistry1 Mark
MCQ
The largest no. of molecules are in
  • ✓
    $36\,g\,H_2O$
  • B
    $28\,g\,CO$
  • C
    $46\,g\,C_2H_5OH$
  • D
    $54\,g\,N_2O_5$
✓

Answer

Correct option: A.
$36\,g\,H_2O$
a
$H_2O = 2\,mole;\,\,CO = 1\,mole,$

$C_2H_5OH = 1\,mole, N_2O_5 = 1/2\,mole$

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