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chemical reactions

for science

QuestionAnswer
combination of 2 or more elements compound
a compound has different properties than the _that formed it elements
rust is a combination of iron and oxygen
the chemical name for rust is iron oxide
the chemical formula for rust is Fe O 2 3
one substance into another is a chemical change
atoms breaks old links and make new links with other atoms is a chemical reaction
when substances are used to make a chemical reaction by writing is a chemical equation
on a left side of a chemical equation is a _on the the right side is a_ reactant;products
the total amount of mass of reactant and total amount of mass in the product that are both the same is Law of Conservation of Mass
a change of color on metal changes it is becomes tarnish
baking soda and vinegar is mixed it is a chemical change
when 2 solutions are mixed precipitate
when heat and light produces a chemical reaction reversing the reaction should absorb energy
plants use a chemical reaction called photosynthesis
plants and animals use a chemical reaction called respiration
a chemical reaction provides living things with food and oxygen
Created by: blaws2