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Vitamin C, which may or may not be effective in preventing colds, is an organic...

Vitamin C, which may or may not be effective in preventing colds, is an organic compound containing carbon, hydrogen and oxygen. Analysis of a carefully purified sample gives C = 40.9%, H = 4.58%, O = 54.5%. From another experiment the 1 molar mass of Vitamin C was found to be 180. From these data, determine:
(a) the empirical formula of Vitamine C
(b) the molecular formula?

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