A 4.957 g sample of a hydrocarbon is burned in an excess of dioxygen,producing 9.284 g CO₂ and water.What mass of hydrogen is contained in the original sample? A)2.423 g B)4.327 g C)14.24 g D)1.794 g E)2.478 g

Question

Quizplus · Accepted Answer

The mass of carbon in the CO2 produced can be calculated by using the molar mass of carbon and CO2. The mass of hydrogen can then be determined by subtracting the mass of carbon from the total mass of the hydrocarbon.

A 4957 G Sample of a Hydrocarbon Is Burned in an an Excess