What is the molecular formula for the compound containing


Question- a) What is the molecular formula for the compound containing 30.4% nitrogen and 69.6% oxygen by mass and having a molar mass of 92.0 g?

b) What is the mass percentage of oxygen in ethanol, C2H5OH?

c) What is the mass of a sample of methane (CH4) which contains 3.7 x 1020molecules?

d) How many oxygen atoms does a 1.38-g sample of sulfur trioxide contain?

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Chemistry: What is the molecular formula for the compound containing
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