Fill in the blanks with the most appropriate term:
- tells the story of a chemical
- are the starting substances in the reaction
reaction.
while
are the new substances that are formed. The
large numbers in
the
front of some of the formulas are called
These numbers are used to
chemical reactions must obey the Law of
of Matter. The number of atoms of each element on
equation
because
both sides of the equation must be
because matter
When balancing
cannot be
or
equations, the only numbers that can be changed are
remember that
must never be changed in order to
balance an equation.
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