Phase Changes/Matter
Physical/Chemical Changes & Properties
Acids & Bases/pH
Solutions/Solubility
Mixtures
100
Name the three states of matter. Extra points if you can four.
What is SOLID, LIQUID, GAS (& PLASMA)?
100
A usually reversible change in the properties of a substance, such as size or shape
What is a PHYSICAL PROPERTY?
100
The pH of pure water is ___
What is 7?
100
What is the role of the solute in a solution?
What is TO BE DISSOLVED?
100
Define the term homogenous mixture.
What is a MIXTURE THAT IS UNIFORM THROUGHOUT?
200
Anything that has mass and takes up space
What is MATTER?
200
A usually irreversible change resulting in the formation of at least one new substance
What is a CHEMICAL CHANGE?
200
Litmus paper will turn _____ when exposed to a base.
What is BLUE?
200
What is the role of the solvent in a solution?
What is TO DO THE DISSOLVING?
200
Define the term of a heterogenous mixture.
What is a MIXTURE THAT IS NOT UNIFORM THROUGHOUT?
300
When a gas is cooled it becomes a what?
What is A LIQUID?
300
Identify the terms for water in the following states of matter:
Water as a gas
Water as a solid
(Extra points if you can identify the correct property of a transition in the state of matter)
What is STEAM? What is ICE?
What is PHYSICAL PROPERTY?
300
A pH of 25 means that the substance is acidic, basic, or neutral?
What is A pH OF 25 DOES NOT EXIST?
300
How do you know if a solution is unsaturated?
What is THE POINT IS UNDERNEATH THE CURVE/MORE SOLUTE CAN DISSOLVE AT THE CURRENT TEMPERATURE?
300
Give an example of a mixture and identify if it is homogenous or heterogeneous.
What is (ANY EXAMPLE OF A MIXTURE)? What is HOMOGENOUS/HETEROGENOUS (Correct answer depends on the mixture)?
400
Phase change of a solid turning into a gas
What is SUBLIMATION?
400
Fill in the blanks: When water forms as a solid, it ________. This is an example of a _________ property.
What is FREEZING? What is PHYSICAL?
400
Citrus fruits and vinegar have a high concentration of these types of ions that make them acidic.
What is HYDRONIUM (H+) IONS?
400
What type of solution (saturated, unsaturated, or supersaturated) would form if 60 grams of KNO3 were dissolved in 100 grams of water at 40˚C?
What is UNSATURATED?
400
Give an example of a solution. (Extra points if you can identify the solute and the solvent)
What is ANY EXAMPLE OF A SOLUTION?
500
What must happen for matter to change states?
What is it MUST GAIN OR LOSE ENERGY/MUST BE HEATED OR COOLED?
500
Fill in the blanks: When acid is poured onto the skin, the skin will ________. This is a __________ property.
What is CORRODE (CORROSION)? What is CHEMICAL (PROPERTY)?
500
Having an improper pH can lead to _________ which is a high concentration of hydroxide ions in the body.
What is ALKALOSIS?
500
What is the solubility of KBr at 70˚C?
What is 90g?
500
You pick up a can of hairspray that says 'Shake Well Before Use.' When sitting still, you see two distinct layers. After shaking, tiny particles remain dispersed throughout the liquid but will eventually settle. What type of mixture is this?
What is a SUSPENSION?