Matter
Phase Changes
Properties of Matter
Periodic Table
Pure Substances vs. Mixtures
100
Anything that has mass and takes up space (volume)
What is Matter?
100
This has a definite (fixed) volume and indefinite shape.
What is a liquid?
100
Length to ruler is the same as to graduated cylinder
What is volume?
100
The number of protons, electrons, and neutrons for Na.
What is protons (11), electrons (11), and (12) neutrons?
100
This is the smallest particle of the element iron (Fe) that can still be classified as iron.
What is an atom?
200
When two elements combine to form a new substance, this type of change occurs.
What is a chemical change?
200
Dry ice is an example of this.
What is Sublimation?
200
A student divides several cubes into two groups, based on whether or not each cube can float in water. This property is....
What is density?
200
This is mnemonic device for remembering how to figure out the number of protons, neutrons and electrons?
What is APE MAN?
200
Oxygen and nitrogen in air is considered to be this.
What is a mixture?
300
In the reaction below, NaCl is formed by
Na + Cl = NaCl
What is a chemical reaction?
300
What is a gas?
300
In general, metals are solid at room temperature, malleable, ductile, good conductors of heat and electricity, and react in acids to produce hydrogen gas.
In this statement, this is the chemical property.
What is react in acids to hydrogen gas?
300
The chemical formula for glucose is C6H12O6. The number of elements to make of the chemical formula is....
What is 3 elements (Carbon, Hydrogen and Oxygen)?
300
What is a compund?
400
This problem represents this in matter:
4 grams reactant U + 3 grams reactant V
→7 grams product W
What is the Law of Conservation of Matter?
400
This is the reason why the outside of a glass of iced tea sometimes get moist.
What is condensation?
400
Tom places 2 objects in a tank of water. He makes the following observations.
• A cork floats.
• A rock sinks.
This is true about the density of Tom's objects.
What is the cork's density is less than water and the rock's density is higher than water.
400
This is the only nonmetal on the left side of the periodic table
What is Hydrogen?
400
These are the subatomic particles of atom.
What is protons, neutrons, and electrons?
500
This is what the Law of Conservation of Matter states
What is Matter cannot be created or destroyed but it can be transformed (changed)?
500
Frost on the windshield is an example of this.
What is deposition?
500
These type of properties depend on the amount of the substance.
What is extensive properties?
500
Elements that have characteristics of metals and non metals
What are metalloids?
500
Is physically combined with no definite proportions
What is a mixture?