The Mole
Chemical Reactions
Stoichiometry
Solutions
Colligative Properties
100
The SI unit for quantity
What is a mole?
100
Hydrogen, Fluorine, Iodine, Oxygen, Nitrogen, Chlorine and Bromine
What are Diatomic Elements?
100
SnO(2) + H(2) ---> Sn + H(2)O Balanced
What is SnO(2) + 2H(2) ---> Sn + 2H(2)O
100
Always a component of aqueous solutions
What is water?
100
The ion count of a substance
What is the Van't Hoff factor?
200
5g of S to moles
What is .156 moles of S?
200
__ Rb(2)S + __ CaCl(2) ---> __ RbCl + __ CaS Balanced
What is Rb(2)S + CaCl(2) ---> 2RbCl + CaS
200
92 grams of Ammonia were collected from an experiment. The theoretical result was 97 grams. Percent yield of the experiment
What is 94.8%?
200
(moles of A)/ (total moles)
What is mole fraction?
200
Boiling point, freezing point and vapor pressure
What are the three colligative properties?
300
7g of Se to formula units
What is 5.34 x 10 to the 22nd power?
300
K(3)N Oxidation state of Nitrogen
What is 3+?
300
The limiting reactant in O(2) + 4K ---> 2K(2)O 16g of O(2) and 25 g of K
What is O(2)?
300
When temperature increases for gases
What is less soluble?
300
The case where molality and molarity are similar
What is a dilute solution?
400
Percent composition of C in CO(2)
What is 27.29%?
400
Na(2)O decomposed
What is 2Na(2)O ---> 4Na + O(2)?
400
The amount of grams produced with 5 moles of Lithium
What is 34.7g?
400
A solution containing 250 mL of 0.10 M lithium acetate is diluted to a volume of 750 mL. Find the new molarity
What is .033 moles?
400
LiCl, K(3)As, Rb(2)Te, CaBr(2)- The highest particle concentration
What is K(3)As?
500
The empirical formula for 38.43g of Lead, 17.83g of Carbon and 3.74g of Hydrogen
What is PbC(8)H(21)?
500
2Al + 3MgF(2) ---> 3Mg + 2AlF(3) The oxidizing agent
What is Aluminum?
500
The amount of grams needed for Magnesium to react with 13 g of Silicon 2Mg + Si ---> Mg(2)Si
What is 44.98g of Magnesium?
500
An aqueous solution containing 25% MgS. Find the mole fraction
What is .096?
500
An aqueous solution containing NaCl K(b)- (.563 degrees Celsius/m) NaCl- 5g. Solution- 100g. Find the boiling point
What is 100.96 degrees Celsius?
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