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23-12-2015
Chemistry

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19 The coefficients in a balanced chemical equation represent(l ) the mass ratios of the substances in the reaction(2) the mole ratios of the substances in the reaction(3) the total number of electrons in the reaction
(4) the total number of elements in the reaction

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23-12-2015

2. The coefficients represent to molar ratios in a balanced equation.

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