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Chemistry
Does "gaseous reactions" mean that all the products and reactants in a chemical equation are all in gaseous state?
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generally, yes.
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Chemical reactions that adhere to the conservation of matter have
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A an equal numbers of atoms in the products and in the reactants.
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Due to the principle of conservation of mass, _____.
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all chemical equations must be balanced
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The reactants and products have the same number and type of atoms, but the atoms may be recombined.
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