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Jayla Kirby
Chemistry
29 January, 09:47
Calculate the percentage by mass of oxygen in nh4
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Cedric Crawford
29 January, 10:00
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To do this, multiply the atomic mass of oxygen by the subscript of oxygen in the formula. ( ... O4) Mass of oxygen = 16.0 g/mol x 4 mol = 64.0 g of oxygen Step 9: Divide the mass of oxygen by the molar mass of (NH4) 3PO4 and multiply by 100% to get percent mass.
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