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#STATEWISE NTSE MCQ's CHEMISTRY What is the mass of the oxyge | Class 9th MCQ - Pre-NTSE Quiz

#STATEWISE NTSE MCQ's CHEMISTRY

What is the mass of the oxygen required to react completely with 15g of H2 gas to form water?
Anonymous Quiz
16%
140g
25%
115g
30%
107.5g
30%
120g
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