How many oxygen atoms in 9 grams of sugar?

1 answer

Use a conversion factor.
You need the formula of sugar to solve for it.

9grams 1mol 6.022X10^23 formulaUnits
X _____ X ___________
g of sugar 1mol

...

__Formula units X atoms of oxygen
________________
1formula unit

then you get your answer in atoms of O.
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