Chapter 2 Review
Define matter. Anything that has mass & takes up space
What is vapor? A gas that is normally a solid or liquid at room temperature.
What has definite volume, but not definite shape? Liquid
What does not have definite shape or definite volume? Gas
Is the following a substance or mixture: iron
Is the following a substance or mixture: air
Is the following a substance or mixture: brass
Is the following a substance or mixture: water
Is this a physical or chemical property: color
Is this a physical or chemical property: solubility
Is this a physical or chemical property: flammability
Is this a physical or chemical property: able to rust
Is this a physical or chemical property: melting point
If an object has more mass it is because it contains _________. More matter
Is this a physical or chemical change: rusting
Is this a physical or chemical change: cutting
Is this a physical or chemical change: melting
Is this a physical or chemical change: burning
What type of mixture is the following: steel homogeneous
What type of mixture is the following: soil heterogeneous
What type of mixture is the following: beef stew heterogeneous
What type of mixture is the following: salt and sand heterogeneous
Something chemically but not physically separable is a _____. compound
Something that can be separated physically is a __________. mixture
What is the difference between a mixture and a compound? Comp-chemically separable Mixture-physically separable
If a chunk of silver turns from light shiny metal to a dark black after heating, what type of change occurred? Chemical change
If a copper pipe sits outside and corrodes, the mass should ________. increase
A reaction occurs where hydrogen and oxygen combine to form water. What are the reactants? Hydrogen & oxygen
In a reaction where magnesium and oxygen produce magnesium oxide, how much magnesium oxide would be present if 40g of magnesium react with 16g of oxygen? 56 g
What is the law of conservation of mass? Matter cannot be created or destroyed; thus the mass of products equals mass of reactants.
What type of change is the following: fermenting chemical
What type of change is the following: boiling physical
What type of change is the following: decaying chemical
What type of change is the following: dissolving Physical
What type of property is the following: tart tasting physical
What type of property is the following: neutralizes acid Chemical
What type of property is the following: odorless physical
What type of property is the following: purple physical
Which state of matter is the most easily compressed? gas
Is the following a substance or mixture: table salt
Is the following a substance or mixture: steel
Is the following a substance or mixture: sulfur
Tell if the following is a heterogeneous mixture, homogeneous mixture, element or compound: copper
Tell if the following is a heterogeneous mixture, homogeneous mixture, element or compound: milk
Tell if the following is a heterogeneous mixture, homogeneous mixture, element or compound: water
Tell if the following is a heterogeneous mixture, homogeneous mixture, element or compound: saltwater
Tell if the following is a heterogeneous mixture, homogeneous mixture, element or compound: bronze
Tell if the following is a heterogeneous mixture, homogeneous mixture, element or compound: copper
Give an example of a vapor. steam
In the compound C 6 H 12 O 2, the most abundant element is: hydrogen
The four evidences of a chemical reaction are: Color change heat/light solid from liquid gas forming
What state of matter is not able to be in a solution? plasma