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Vocabulary
Molar Mass
Mole to Grams
Moles to Moles
Past Review Questions
100
What is Avogadro’s number?
What is 6.02 X 10 E 23
100
What is the molar mass of Br?
What is 79.90 grams per mol
100
If you have 4 moles of LiBr, how many grams is that?
What is 347.36 grams of LiBr
100
If you have 3 moles of AlN, how many moles of N do you have?
What is 3 moles of N
100
Who revived the idea of the atom in the early 1800s based on several chemical reactions?
Who is John Dalton
200
What is a ratio between any two numbers of moles of any two substances in a balanced equation?
What is a mole ratio
200
What is the molar mass of NaF?
What is 49.1 grams per mol
200
If you have 2.5 moles of MgO, how many grams do you have?
What is 100.8 grams of MgO
200
If you have 3.45 moles of MgO, how many moles of Mg do you have?
What is 3.45 moles of MgO
200
What separation technique relies on the different boiling points of the parts of the mixture?
What is disillation
300
What limits the extent of the reaction and, thereby, determines the amount of product formed?
What is the limiting reactant
300
If you have 96 grams of oxygen, how many moles do you have?
What is 6 grams of oxygen
300
If a compound consists of 3.6 moles of AlS, how many grams is that?
What is 212.6 grams of AlS
300
If you have 2 moles of NaNO3, how many moles of O do you have?
What is 6 moles of O
300
What is the lowest allowable energy state of an atom?
What is ground state
400
The _______ is the amount of product actually produced when the chemical reaction is carried out in an experiment
What is actual yield
400
If you have 70.9 grams of chlorine, how many moles do you have?
What is 2 grams of chlorine
400
How many grams are 5 in moles of BeO?
What is 125.1 grams of BeO
400
If you have 7.4 moles of SO4, how many moles of S do you have?
What is 7.4 moles of S
400
What is water in an aqueous solution?
What is the solvent
500
The __________ is the maximum amount of product that can be produced from a given amount of reactant.
What is theoretical yield
500
If you have 261 grams of LiBr, how many moles do you have?
What is 3 grams of LiBr
500
If you have 2.7 moles of NaCl, how many grams do you have?
What is 157.8 grams of NaCl
500
If you have 8.43 moles of C2H3O2, how many moles of carbon do you have?
What is 16.9 moles of C
500
What law states that a compound is always composed of the same elements in the same proportion by mass?
What is the law of definite proportions