Conservation of mass
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4 Terms
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what is the law of conservation of mass?
mass of products = mass of reactants
Mr of products = Mr of reactants
2
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what is relative formula mass (Mr)?
the sum of the relative atomic masses of the atoms in a formula
3
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why might the mass of a product change in a reaction
one of the reactants or products is a gas so its mass can’t be taken into account
4
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how can a reaction be improved to avoid product change in a reaction?
making sure the reaction takes place in an enclosed system
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