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Stoichhhhiometry
Kiss my mass
Big mass equations
Vocabulary
Mass
100
How many moles of Al atoms are needed to combine with 1.58 mol of O atoms to make aluminum oxide, Al2O3?
What is 1.05mol Al?
100
Find the formula mass for NaCl.
What is 58.3?
100
How many moles NH3 are produced when 4.0 moles of H2 are consumed. 2C2H6(g) = 7O2(g) --> 4CO2(g) = 6H2O(g)
What is 2.7 moles NH3?
100
The study of relationships between measurable quantities.
What is stoichiometry?
100
How many moles are present in 45.0 liters.
What is 2.01 moles?
200
How many moles of Al are in 2.16 mol of Al2O3?
What is 4.32mol Al?
200
Find the formula mass for PbSO4.
What is 303?
200
How many moles of N2 are required to produce 20.0 grams of NH3. 2C2H6(g) = 7O2(g) --> 4CO2(g) = 6H2O(g)
What is 0.588 mole N2?
200
The number of things in one mole of a substance.
What is Avogadro number?
300
How many moles of sodium atoms correspond to 1.56x1021 atoms of sodium?
What is 2.59x10-3mol Na atoms?
300
Find the formula mass for MgCO3.
What is 84?
300
How many grams of H2 are needed to completely react with 2.5 NH2. 2C2H6(g) = 7O2(g) --> 4CO2(g) = 6H2O(g)
What is 115 grams?
300
The mass in atomic mass units of one formula.
What is formula mass?
400
What is the total number of atoms in 0.260 mol of glucose, C6H12O6?
What is 3.76x1024 atoms?
400
Find the formula mass for KClO4.
What is 158?
400
How many grams of H2 are needed to produce 30.00 grams of NH2. 2C2H6(g) = 7O2(g) --> 4CO2(g) = 6H2O(g)
What is 5.29 grams?
400
The mass of one mole of a pure substance.
What is molar mass?
500
How many moles of H2 and N2 can be formed by the decomposition of 0.145 mol of ammonia, NH3?
What is 0.0725mol N2 and 0.218mol H2?
500
Find the formula mass for BaCO3.
What is 197.3?
500
How many moles of O2 are needed to react with 5.0 moles of C2H6. 2C2H6(g) = 7O2(g) --> 4CO2(g) = 6H2O(g)
What is 17.5 moles?
500
The unit used to count numbers of atoms, molecules, or formula unit substances.
What is mole?