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Combustion
Empirical Formula
Molecular Formula
Avagadro's Number
% Composition
100
A necessary element for every combustion reaction.
What is O2
100
The empirical formula for that substance.
What is determined when given the weights of the elements in a substance?
100
Where you find the weights of each element in molecular formulas.
What is the periodic table?
100
6.02 x 10^23
What is Avagadro's number?
200
The subscripts are whole-number ratios of the elements in the substance.
What is a parameter for the empirical formula?
200
How are the molecular formula and the "n" factor related?
What is empirical formula?
200
The mole is similar to what cooking measurement
What is a dozen?
200
elemental weight and total substance weight.
What is needed to calculate % composition?
300
This is always released from a combustion reaction.
What is heat?
300
The number of each element in that substance.
What can be determined by the subscript?
300
The ratio of elements in a substance.
What is the "n" factor?
300
If you have a 4.00 mole sample of a substance, how many representative particles does this represent?
What is 2.41 x 10^24
300
The number of the denominator in the % composition formula.
What is the molar mass of the substance?
400
This is released from the combustion of H and O.
What is water vapor?
400
The empirical formula takes you from % --> mass --> ___?
What is moles?
400
To figure out this formula you must have the empirical formula and the molar mass.
What is molecular formula?
400
The element that Avagadro based his constant upon.
What is C12?
400
The number you multiply the fraction by to get a % for your answer?
What is 100.
500
This reaction brings compounds to its smallest form to calculate the empirical formula.
What is the combustion reaction?
500
The smallest whole-number ratio of subscripts of the elements in a compound.
What is the empirical formula?
500
They are the actual number of atoms of each element in a molecular compound?
What are the subscripts in the molecular formula?
500
The number of particles in one substance.
What does Avagadro's number represent?
500
The amount you assume the sample if the substance weighs when not given that information.
What is 100g?