Water collected from different sources contains hydrogen and oxygen in the same proportion. Which law of chemical combination governs this? State the law.
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order to understand the composition of the compounds, it is necessary to have a theory which accounts for both qualitative and quantitative observations during chemical changes. Observations of chemical reactions were most significant in the development of a satisfactory theory of the nature of matter. These observations of chemical reactions are summarized in certain statements known as laws of chemical combination.
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