Question

A 18.08 g sample of a compound contains 5.77 g potassium (K), 5.23 g chlorine (Cl), and oxygen (O). Calculate the empirical formula

Answer 1

you need to know the amout of elements in each sustance

Answer 2

you need to know the mass of each element. List that so that we do not have to look it up. Should be on your periodic table.

Answer 3

Mass of K=39.098 Cl=35.453 O=15.999

Answer 4

@JuanitaM

Answer 5

how much O iis in the solution...is it safe to assume 7.08G is in the sample?

Answer 6

Start by converting the mass of each element to its equivalent in moles:

Answer 7

find the # of moles of each individual element....post your answers