What is the empirical formula of an oxide of bromine containing 71.4% Bromine?

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What is the empirical formula of an oxide of bromine containing 71.4% Bromine?

would the remaining percent be 28.6 for the oxide and i have no idea waht to do next

2006-12-20 14:33:40 · 1 answers · asked by silentcargo 3 in Science & Mathematics ➔ Chemistry

1 answers

Divide 28.6 by the Ar of oxygen (16) and 71.4 by the Ar of bromine (80).

The ratio between the two numbers you now get, scaled up or down to whole numbers, will give you the formula of the compound.

2006-12-21 00:57:10 · answer #1 · answered by Gervald F 7 · 0⤊ 0⤋