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Moles
Mass
Formulas, etc.
Molarity
Percents Plus
100
A mole is the amount of something that contains ________ particles.
What is 6.02 x 10^23
100
For aluminum, the number 26.982 represents
What is molar mass?
100
PPM stands for this
What is parts per million?
100
Molarity means....
What is the numbers of moles per liter?
100
Significant figures in 0.010004
What is 5?
200
Number of moles in 90 grams of Silicon?
What is 3.21?
200
Molar mass of ZnBr2
What is 75 grams?
200
This shows the simplest ratio between elements in a compound.
What is empirical formula?
200
Amount (in grams) of Calcium chloride required to make a liter of a 0.1M solution.
What is 11.1g?
200
Number of significant figures in 3,000,200
What is 5?
300
A mole measures _________.
What is quantity?
300
____________ g = one moles of Sulfur trioxide.
What is 80.063?
300
This shows exactly how many of each element are found in a particular substance.
What is molecular formula?
300
5.65M solution means there are
What is 5.65 moles in 1 liter of the solution
300
Number of digits in the answer to: 5.22 x 2.2
What is 2?
400
31.998 gram of O2 = _________ moles
What is 1?
400
The mass of 2 moles of magnesium sulfate.
What is 240.7 grams?
400
A compound has 61.94 g of P and 80.00 g of Oxygen. Molecular mass if 283.87 grams. The empirical formula is:
What is P2O5?
400
Amount of potassium chloride (in grams) required to make 2.4 Liters of a 1.35M solution.
What is 241.54 grams?
400
Proper way to express the answer to: 0.86555 - 0.12
What is the hundredths place?
500
38.0 g = one moles of diatomic ________
What is fluoride?
500
The mass of 2 moles of sodium carbonate?
What is 212 grams?
500
A substance is found to have 61.95 g of P and 80.00g of oxygen. The molecular mass is 283.87. The molecular formula is
What is P4O10?
500
Amount of glucose required to make 0.5 liters of a 2.5M solution?
What is 225 grams?
500
Percent of iron present in Iron (III) oxide?
What is 69.9%?