THIS USER ASKED 👇
Determine the mass of oxygen in a 5.8 g sample of sodium bicarbonate (nahco3)
THIS IS THE BEST ANSWER 👇
Sodium bicarbonate has a total molar mass of (23+ 1+ 12+ 3 * 16) = 84
84 g contains 48 g of o
so x is at 5.8 g
x = (5.8 x 48) / 84
x = 3.314 g
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