Moles, Molecules, and Mass

Who the heck knows

100

What is the name of the man who developed the mole?

Lorenzo Romano Amedeo Carlo Avogadro di Quaregna e di Cerreto or just Avogadro

200

What would be the empirical formula of CH₃O

CH₃O 

300

what is STP (standard temp and pressure)?

1 atm and 0 C

400

what is Avogadro's constant/number?

6.02 x10²³

500

What is the total number of atoms in Pb₂(NO₃)₄

18

Sit your Mass down

100

the unit for molar mass

grams/mole

200

the unit for atomic mass

amu

300

what is the molar mass of dihydrogen monoxide?

18 g/mol

400

what is the atomic mass of copper (II) chloride?

134 amu

500

what is the mass percent composition of C₃H₅O₂

49.31% C, 6.85% H, 43.84% O

Unbelievamole

100

How many moles are in 12 grams of carbon?

1 mole of carbon

200

How many moles are in 2.3 L of carbon dioxide gas at STP?

0.103 mol of CO2

300

How many moles are in 68 grams of copper (II) hydroxide, Cu(OH)2?

0.6969 moles of CU(OH)2

400

How many moles are in 598.2 grams of bleach (NaClO)?

8.03 moles of NaClO

500

How many moles are in 2.45 x 10^23 molecules of CH4?

0.41 moles of CH4

Princess Molly Kule

100

How many atoms are in 4.4 moles of silver?

2.65 x 10^24 atoms of Ag

200

How many atoms are in 14 grams of Yb?

4.87E22 atoms of Yb

300

How many molecules of CoCl2 are in 18.24 moles?

1.1 x 10^25 molecules of CoCl2

400

How many molecules of NH4OH are there in 230 grams of NH4OH?

3.96 x 10^24 molecules of NH4OH

500

How many atoms are in 5.8 grams of MgO?

1.75E23 atoms of MgO

Gram crackers

100

How many grams are there in 8 moles of water?

144 grams of H2O

200

What is the weight, in grams, of 2.3 moles of Cu(OH)2?

224.365 grams of Cu(OH)2

300

How much does 156 molecules of Ca(NO3)2 weigh, in grams?

4.25E-20 grams of Ca(NO3)2

400

How many grams of silver are there in 2.3 x 10^24 atoms of silver?

421 grams of silver

500

How many grams are there in 5.67E45 molecules of FeF3?

1.05E24 grams of FeF3