Mighty Moles
CheMASStry
Magical Mole calculations
Mole terminology
General chemistry
100
6.02 x 10^23 particles
What is one mole?
100
The mass in units (amu) of an atom of an element
What is atomic mass?
100
The molar mass of calcium hydroxide.
What is 74 g/mol?
100
SI base unit for the "amount" of substance
What is the mole?
100
The halogens
What is the name of Group VII in the periodic table?
200
The units for molar mass
What are grams per mole?
200
Substances written on the left-hand side of the equation
What are reactants?
200
mass divided by molar mass
How can we calculate the mole?
200
Equal amounts of gas at the same temperature and pressure occupy the same volume.
What is Avogadro's Law?
200
Hydrogen, nitrogen, oxygen and the halogens
Which elements are diatomic?
300
for water, it is 18
What is the molar mass of water?
300
Equations must be balanced so that they will obey this law.
Law of conservation of mass/matter
300
The number of grams of magnesium in 7.00 moles.
What is 178g?
300
The volume of one mole of any gas @ STP.
What is 22,4 dm3? OR what is molar gas volume?
300
A reaction in which electrons are transferred
What is a redox reaction?
400
Another name for the mole, after the scientist who studied it.
What is Avogadro's number?
400
The weighted average mass of one atom relative to carbon-12
What is relative atomic mass?
400
The number of hydrogen atoms in 18g of water
What is 1,2 x 10^24?
400
The formula that shows the simplest ratio of atoms of each element in a compound
What is emperical formula?
400
Proton acceptor
What is a base?
500
Represented by the coefficient in a balanced chemical equation.
What is the number of moles?
500
A measure of how much solute has been dissolved in a particular volume of solvent.
What is concentration?
500
The mass of 2,5 moles of CaCO3
What is 250g?
500
The percentage by mass of each element in a compound
What is percentage composition?
500
The number of electrons that must be lost, gained or shared in order for an element to achieve noble state configuration
What is valency?
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