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which of the following proves that a chemical reaction has taken place
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
in a chemical reaction the end result is called
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
an endothermic reaction results in
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
How is weight different than mass?
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
true or false....heat can be lost, destroyed or disappear?
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
potential energy is
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
what type of equipment do you use to measure the volume of an irregularly shaped object?
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
the two or more substances that used in a chemical reaction before the reaction happens are called
reactants
temperature decrease
false
Weight changes depending on gravity; mass stays the constant throughout the universe
stored energy
product
graduated cylinder
gas formation
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