A 5.00 gram sample of an oxide of lead PbxOy contains 4.33g of lead. Determine the simplest formula for the compound.

Question

Chemistry

Lukas Scott

21 November, 02:45

A 5.00 gram sample of an oxide of lead PbxOy contains 4.33g of lead. Determine the simplest formula for the compound.

+3

Answers (1)

Know the Answer?

Blaine Joyce · Answer 1

PbO2

You have to take the mass of lead in the problem, and divide by the molar mass.

When you do the same with oxygen, you get a number about twice as large as when you divide the mass of lead by the molar mass of lead. This means that the simplest formula would be PbO2