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Moles
Stoichiometry
States of matter and gas laws
Solutions
Equilibrium, acids and bases.
100
A unit of measure that expresses amounts of a chemical substance.
What is a mole?
100
No it is not that is the first step in solving a stoichiometry problem.
Is this equation balanced? Fe + O2→Fe2O3
100
What is the equation for ideal gas laws
What is PV=nRT
100
A mixture of two or more substances.Can be solids liquids or gases.
What is a solution
100
Your skin will start to burn and acids taste sour.
How do you know you have an acid on your skin? What does an acid taste like?
200
grams/molar mass = moles
What is formula for moles?
200
4Fe +3O2→2Fe2O3
Balance the following equation. Fe + O2→Fe2O3
200
205 K
If I have 4 moles of a gas at a pressure of 5.6 atm and a volume of 12 liters, what is the temperature?
200
By adding a base to the acid.
How do you dilute an acid?
200
Base fall on the pH scale 7 and above if your skin is slippery you have a base on your skin.
Bases fall where on the pH scale? How do you know you have a base on your skin?
300
1.05mol Al
How many moles of Al atoms are needed to combine with 1.58 mol of O atoms to make aluminum oxide, Al2O3?
300
moles= grams/molar mass
When converting from grams to moles which formula do you use?
300
Liquid Gas Solid
What are the three main states of matter?
300
SupersSaturated - More highly concentrated than normal Saturated- Combined with or containing all the solute that can normally be dissolved at a certain temperature.
What is the difference between a saturated solution and a super saturated solution?
300
It means that the reaction is never fully completed and that the products can turn back into the reactants which is called "chemical equilibrium."
What does it mean when said that a reaction is "reversible"? How is it reversible? What is it called when a reaction is reversible?