Gram to Mole
What is a mole?
the base unit of measurement for substances.
How many grams are in 9 moles of Neon?
180 grams
What is molar mass?
the amount of mass per one mole of a substance
How many atoms are there in 12 grams of Carbon?
6.022 x 10^23 atoms
Which scientist discovered the mole and how many atoms are in a mole?
Hint: He has a special number named after him!
Avogadro
How many moles are there in 144 grams of Carbon?
12 moles
How many grams are in 10 moles of Hydrogen?
10.08 grams
What is the molar mass of potassium iodide?
166 grams per mole
How many atoms are there in 190 grams of Molybdenum?
1.204 x 10^24 atoms
How many atoms or molecules are in one mole of any substance?
6.022 x 1023
How many moles are there in 39.2 grams of Nitrogen?
2.8 moles
How many grams are in 2 moles of Radium Bromide?
772 grams
Find the molar mass of water.
about 18 grams per mole
How many molecules are there in 440 grams of Carbon Dioxide?
6.022 x 10^24 molecules
Numbers that go in front of a chemical formula are called...
coefficients
How many moles are in 80 grams of Potassium Iodide?
0.48 moles
How many grams are in 200 moles of Hydrogen?
201.6 grams
What is the molar mass of:
10 AgCl
about 1430 grams per mole
How many molecules are there in 24 grams of FeF3?
1.28 x 10^23 molecules
Numbers that come after an element or polyatomic ion are called...
subscripts
How many moles are in 35 grams of dihydrogen monosulfide?
1 mole
How many grams are in 41 moles of methane gas? CH4
656 grams
Find the molar mass of silver dichromate
Ag2Cr2O7
YOU MUST HAVE THE PROPER UNIT
about 431 grams per mole.
How many atoms are there in 421 grams of silver?
2.3 x 10^ 24 atoms
Find the percent composition of each element in the following compound:
C6H12O6
C 40%
H 6%
O 53%