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Dery
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Profit last year were exorbitant
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20% increment in profit for last year
Profit last year were exorbitant
DrBob222 messed up at the oxygen, it should be O2 not O. so it would be: Convert grams to moles. 1.00 g Mg/ 24.3 = 0.0411... moles Mg g Oxygen = 1.66-1.00 = 0.66 g moles oxygen = 0.66/32 = 0.0206... moles O. Now find the ratio of the two in and round to
