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Which real-life process does indicate a chemical reaction is taking place?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
What is your REASONING for what occurs in a chemical reaction?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
Chemical properties define how a substance CHANGES into different substances. T or F?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
Which statement indicates that a chemical reaction has taken place?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
Which laboratory EVIDENCE is not an indicator of a chemical reaction?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
Which property could be used to identify a specific substance?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
A student observed a precipitate form during a chemical reaction. What is her CLAIM?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
To separate a mixture, Austin uses a magnet, boiling water, and a filter. Which statement is true about his process?
TRUE
The atoms in the reactants were regrouped into different molecules to form the products.
cooking an eggplant
An odor is produced by burning maple syrup
change in volume
Austin uses only physical changes to separate the mixture’s components.
density
A solid sank to the bottom of a container when two liquids were mixed.
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