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A chemist burns 100 grams of Chromium in excess oxygen. There is only one product, and it has a mass of 192.31 grams. What is the empirical formula of

A chemist burns 100 grams of Chromium in excess oxygen. There is only one product, and it has a mass of 192.31 grams. What is the empirical formula of the product?

or:A chemist burns 100 grams of Chromium in excess oxygen. There is only one product, and it has a mass of 192.31 grams. What is the empirical formula of the product?

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