Show:
Lesson 1
Lesson 1 & 2
Lesson 2
Lesson 2 & 3
Lesson 3
100
A combination of two or more substances that are not bonded together
What is a mixture?
100
Matter that is always made up of the same combination of atoms
What is a substance?
100
The universal solvent
What is water?
100
The amount of a particular solute in a given amount of solution
What is concentration?
100
A substance that produces hydronium ion
What is an acid?
200
A mixture in which substances are not evenly mixed
What is a heterogeneous mixture?
200
A mixture in which two or more substances are evenly mixed on the atomic level but not bonded together
What is a homogeneous mixture?
200
Of two soups the less salty soup is more
What is dilute?
200
A solution that contains the maximum amount of solute the solution can hold at a given temperature and pressure
What is a saturated solution?
200
A substance that produces hydroxide ions
What is a base?
300
The two main differences between a compound and a mixture
What are Substances keep their properties and mixtures can be separated?
300
Another name for a homogeneous mixture
What is a solution?
300
The maximum amount of solute that can dissolve in a solvent at agiven amount at a given temperature and pressure
What is Solubility?
300
A solution that can dissolve more solute at a given temperature and pressure
What is unsaturated solution?
300
An inverse measure of the hydronium ions
What is pH?
400
Two ways that we can separate mixtures
What are sorting, filtering, boiling, or using a magnet?
400
The phrase that summarizes polar solvents dissolving polar solutes easily and nonpolar solvents dissolving nonpolar solutes easily
What is "like dissolves like"
400
How temperature affects the solubility of a solid in a liquid
What is the warmer the solvent the faster the solute dissolves?
400
How temperature affects the solubility of a gas in a liquid
What is Gases become less soluble the warmer the solvent is?
400
Paper that contains indicators and can be dipped in liquid to tell the pH
What is a pH strip?
500
The two ways we combine substances
What are mixing and dissolving?
500
In a water molecule, the end with the two hydrogen atoms carries this charge
What is positive?
500
The formula to calculate Mass per volume
What is Concentration (C)= Mass of solute (M) ________________ Volume of Solution (V)
500
Each factor on the scale that moves away from the neutral 7 increases the acidity or basicity by this factor
What is a factor of 10?
500
Chemicals that change color when an acid or base is added to them
What are pH indicators?