Changes in Matter
Chemical
Properties and Changes
Properties and Changes
Element, Compound, Mixture
Chemical Reactions
100
An observable or measurable change, but not a change in identity
What is a physical property?
100
Frying an egg
What is chemical change?
100
Carbon Dioxide (CO2)
What is Compound?
100
Matter (or mass) cannot be created nor destroyed during a chemical reaction
Law of Conservation of Mass/Matter
200
Anything that has mass and takes up space.
What is matter?
200
An ice cube melting.
What is physical change?
200
Uranium
What is element?
200
The compounds or elements that generally are found on the left side of the reaction (arrow).
What is Reactants?
300
Is the picture an element compound or mixture?
What is a compound?
300
Mowing the lawn.
What is a physical change?
300
Oxygen
What is Element
300
The name of the number that we put out front of a chemical equation in order to balance the equation.
What is a coefficient?
400
reaction involving the rearrangement of the atoms of one or more substances and a change in their chemical properties or composition
What is a chemical change?
400
An apple turning brown.
What is a chemical change
400
Chocolate Milk
What is mixture?
400
There is a reaction that occurs between 100 grams of oxygen and 50 grams of nitrogen. What is the mass of the all the products that are created?
What is 150 grams?
500
Mass divided by volume
What is density?
500
Metal Rusting
What is a chemical change?
500
Water (H2O)
What is compound?
500
Balance the equation below.
H2 + O2 --> H2O
2 H2 + O2 --> 2 H2O