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Conservation of Mass

QuestionAnswer
1. chemical reaction - a process that involves a rearrangement of atoms, molecules, or ions.
2. Law of Conservation of Mass - mass is neither created nor destroyed
3. balanced chemical equation - same number of each element on both sides of the equation
4. mass of products equals - mass of reactants
5. coefficients - numbers that are before the formula
6. reactants - what goes in (usually on the left hand side of the chemical equation)
7. products - what comes out (usually on the right hand side of the chemical equation)
Open system - Matter can enter or escape the system.
Closed system - Matter is not allowed to enter or leave the system.
Created by: idelma
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