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  • 31-01-2024
  • Chemistry
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If 40 mol of H₂ and 0.15 mol of O₂ were to react as completely as possible to produce H₂O, what mass reactant of remain?
a. 2 g H₂
b. 4 g H₂
c. 3.2 g O₂
d. 4.0 g O₂

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