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2 Na2O + CO = Na2CO3 + Na
What mass of sodium carbonate is produced from 35.0 grams of sodium oxide?

Respuesta :

Moles of Na_2O

  • Given mass/Molar mass
  • 35/62
  • 0.56mol

2 mols Na_2O produces 1 mol sodium carbonate.

1 mol sodium oxide produces 0.5mol sodium carbonate

Moles of sodium carbonate

  • 0.56(0.5)
  • 0.28mol

Molar mass

  • 2(23)+12+3(16)
  • 46+12+48
  • 106g/mol

Mass

  • 0.28(106)
  • 29.7g

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