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College Chem

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How many moles of O atoms are there in a sample of 86g sucrose (C12H22O11)?

  • College Chem -

    342 grams/mol (add up 12C +22H +11O)
    86/342 = .251 mol
    for every mol of sucrose there are 11 moles of O
    11*.251 = 2.77 mol of O

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