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Flashcards in 4.3 Deck (11)
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1

The law conservation of mass

The mass is conserved in a chemical reaction

The total mass of the products is equal to the total mass of the reactants in a chemical reaction

The total number of each kind of atom at the start of the reaction is equal to the total number of each kind of atom after the reaction

2

Product

A chemical that forms in a chemical reaction

3

Reactant

A chemical that reacts in a chemical reaction

4

Word equation

A chemical equation that is written using chemical names

5

Coefficient

An integer places in front of a formula in a chemical equation

6

Skeleton equation

A chemical equation that is written using chemical formulas

7

Chemical reaction

A chemical change in which new substances are formed

8

Chemical equation

A set of chemical formulas that identify the reactants and products in a chemical reaction

9

Chemical change

Changes in the ways the atoms and molecules in a pure substance are arranged

10

Symbolic equation

A set of chemical symbols and formulas that identify reactants and products in a chemical reaction

11

Balanced chemical equation

Shows the indemnities of each pure substance involved as well as the matching number of atoms of each element on both sides