Converting
Stoich it!
Formulas
Blank to blank
Misc.
100

What is Avogardro's number

What is 6.02 x 10^23

100

What is the limiting reactant

What is the reactant produces the least amount of product

100
What equation do you use to find the percent composition?
What is mass of element in compound/Total mass of compound x 100
100

Where do you get the moles when doing a mole ratio step?

What is the coefficients of a balanced equation

100

Balance the equation: P4 + O2 --> P2O5

What is P4 + 5O2 --> 2P2O5

200

What do you use to convert from moles to atoms?

What is avogadro's number

200
What is the formula for percent yield
What is actual/theoretical x 100
200
What percentage of potassium is in KMnO4
What is 25%
200

What are the 3 steps when converting from mass to mass in a chemical equation

What is molar mass of given, mole ratio, molar mass of need

200
What is the reactant that runs out first
What is excess
300

How do you convert mass to atoms?

What is divide by molar mass and multiply by avogadro's number

300

My theoretical yield of beryllium chloride was 10.7 grams. If my actual yield was 4.5 grams, what was my percent yield?

What is 42%

300

Find the percent composition of copper (Cu) in CuBr2

What is 28.4%

300

Use the following equation: Na + Cl2 --> NaCl How many moles of Sodium are used with 4.5 mol Cl2?

What is 9 mol Na

300

How can you find the theoretical yield?

What is through calculations

400

Convert 21 mol Li to atoms

What is 1.26 x 10^25

400
Given the following equation: LiOH + KCl --> LiCl + KOH I began this reaction with 20 grams of lithium hydroxide. What is my theoretical yield of lithium chloride?
What is 35 g LiCl
400

What is the empirical formula of a compound that contains 0.783g of Carbon, 0.196g of Hydrogen and 0.521g of Oxygen?

What is C2H6O

400

10. Using the BALANCED equation below, complete the following conversions: 2Al + Fe2O3 --> Al2O3 + 2Fe When you use 3.5 mol of Al how many grams of Fe will you make

What is 195.44 g Fe

400

How many mole ratios are possible for the following equation: 2HgO --> 2 Hg + O2

What is 6 possible ratios: (2molesHgO/2 molesHg), (2 moles Hg / 2 moles HgO) , 2 moles HgO /1 mole O2) , (1 mole O2/ 2 moles HgO) , (2 moles Hg / 1 mole O2) , (1 mole O2 / 2 moles H

500

How many atoms are in 300 grams of water?

What is 1.0 x 10^25

500

The metal terbium is produced from terbium (III) fluoride and calcium metal by the following reaction: 2TbF3 + 3 Ca --> 3CaF2 + 2Tb 

Given 27.5 g of TbF3 and 6.96 g of Ca, how many grams of terbium could be produced?

What is 18.4 g Tb

500

The percent composition of a compound was found to be 63.5% silver, 8.2% nitrogen and 28.3% oxygen. Determine the compound's empirical formula.

What is AgNO3

500

Using the BALANCED equation below, complete the following conversions: 2Al + Fe2O3 --> Al2O3 + 2Fe b. 24 g Fe2O3 --> g Fe

What is 16.66 g Fe

500

Molar mass of ammonium hydroxide

What is 35g

M
e
n
u