Analysis of a 10.150g sample of a compound known to contain only phosphorus and oxygen indicates a phosphorus content of a 4.433g. what is the empirical formula of this compound?

What is the percentage composition of carbon in the compound ch4

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

When can a hypothesis be elevated to the status of a theory? a) when it is validated by an experiment b) when data gathered from an experiment precisely fits predictions c) when it can be proved to be true d) when it meets the test of repeated experimentation