Definitions
Classification
Chemical vs. Physical
Density
Solution and Solubility Curve
100
A state of matter that has definite shape and definite volume with vibrating particles
What is a solid?
100
Anything that has mass and takes up space.
What is matter?
100
A characteristic that is only evident during or after a chemical reaction.
What is a chemical property?
100
In a density column the least dense object is located at the _________ (fill in the blank)
What is at the top?
100
The 3 main factors that affect the rate of solubility.
What are temperature, agitation and size of particles?
200
A homogeneous mixture composed of solute and solvent.
What is a solution?
200
Vegetable pizza (be specific)
What is a heterogeneous mixture?
200
What is a physical change?
200
The technique used to find the volume of an irregular shaped object.
What is water displacement?
200
This type of solution cannot dissolve additional solutes.
What is a saturated solution?
300
Matter that is composed of two or more different atoms that can be chemically separated.
What is a compound?
300
Carbon (be specific)
What is an element?
300
What is a physical change?
300
A marble has a mass of 25g and was placed in a graduated cylinder of water with an initial volume of 15mL that rose to 25mL. What is the density of the marble? (correct unit is necessary)
What is 2.5 g/mL?
300
Addition of solvent causes a solution to become ___________
What is dilute?
400
Matter that can be physically separated and is not in a fixed ratio.
What is a mixture?
400
Matter that cannot be physically separated.
What is a pure substance?
400
Zinc is not reactive with acid.
What is a chemical property?
400
The density of aluminum is 2.7 g/mL. A 270 g piece of aluminum was dropped in a pool of water. How much space does the aluminum occupy?
What is 100 mL?
400
On a solubility curve, when the mass added to a solution is above the curve for a solute at a given temperature, the solution is said to be _____________
What is supersaturated?
500
A unique physical property of matter that may be used to identify an object.
What is density?
500
Brass
What is a homogeneous mixture (solution/alloy)?
500
The rearrangement of atoms within a substance resulting in a change in composition.
What is a chemical change?
500
The density of gold is 8.19 g/cm3. A 2 cm by 5cm by 10 cm box of gold was discovered. What is the mass of the gold?
What is 819 g?
500
This state of matter experiences an increase in solubility with a decrease in temperature.
What is a gas?