What are the two main things that should be worn in the lab at all times?
100
These non zero digits always count.
What are non zero integers?
100
Heterogeneous and Homogeneous.
What are two subgroups of mixtures?
100
This type of property can describe how something looks, feels, or its size.
What is physical property?
200
Anything that takes up space and has mass.
What is matter?
200
Leather, close, toed shoes.
What are the best shoes to wear in the lab?
200
These types of zeros are always significant.
What are captive zeros?
200
A combination of two or more pure substances in which each pure substance retains its individual chemical properties.
What is a mixture?
200
Intensive and Extensive Properties
What are two sub groups of physical properties?
300
This word describes how close molecules are to each other.
What is compressibility?
300
What type of safety equipment should be used if one of your classmates catches on fire?
What is a fire blanket?
300
These types of zeros are never significant.
What are leading zeros?
300
Has a constant composition throughout; it always has a single phase.
What is a homogeneous mixture?
300
The ability of a substance to combine with or change into one or more other substances.
What is a chemical change?
400
This state of matter has its own definite shape and volume.
What is a solid?
400
Let a teacher know immediately! If you do not, you may end up with permanent lenses.
What is what you must do if you wear contact lenses?
400
These types of zeros are significant only if there is a decimal present.
What is a trailing zero?
400
Homogeneous mixtures are also referred to as this.
What is a solution?
400
A property that is dependent upon the amount of substance present.
What is an extensive property?
500
Neon.
What is an example of plasma?
500
The location where you must mix chemical that produce dangerous fumes.
What is a fume hood?
500
When performing this operation, you count the number of sig figs after the decimal. Your answer can only have the least number of sig figs in the operation.
What is addition/subtraction?
500
A soda is an example of this type of mixture. The answer is not homogeneous.
What is a gas-liquid?
500
Density is an example of this type of property. Be specific.