1. Intro. To molar conversions
Mr. Guerrero, LFHS

2. 1 mole = molar mass = 6.02 x 1023= 22.4 Liters(g) @ STP
MOLAR 6.02 X 1023 MASS AVOGADRO’S NUMBER EX: 4.8 X 1023 Zn atoms = ______________ grams Zn
MOLES X
PARTICLES X
GRAMS X

3. 1 mole = molar mass = 6.02 x 1023= 22.4 Liters(g) @ STP
MOLAR 6.02 X 1023 MASS AVOGADRO’S NUMBER EX: 1.78 grams Mg = ______________ Mg atoms 2.78 mole C = _______ grams C
MOLES X
PARTICLES X
GRAMS X

4. 1 mole = molar mass = 6.02 x 1023= 22.4 Liters(g) @ STP
EX: 55.0 grams N2O = _________ N2O molecules 8.95 X 1023 Fe2O3 Formula Units = _______ moles Fe2O3

5. 1 mole = molar mass = 6.02 x 1023= 22.4 Liters(g) @ STP
MOLAR 6.02 X 1023 MASS AVOGADRO’S 22.4 NUMBER STP) 47.3 grams O2 gas = _______liters O2, at STP 3.95 Liters SF6 gas(at STP) = ____________ SF6 molecules
GRAMS X
MOLES X
PARTICLES X
Liters X gas

6. MOLAR 6. 02 X 1023 MASS AVOGADRO’S 22. 4 NUMBER (@ STP) 0
MOLAR 6.02 X 1023 MASS AVOGADRO’S 22.4 NUMBER STP) 0.34 moles Mg(NO3)2 = ________grams Mg(NO3)2
GRAMS X
MOLES X
PARTICLES X
Liters X gas

7. MOLAR 6. 02 X 1023 MASS AVOGADRO’S 22
MOLAR 6.02 X 1023 MASS AVOGADRO’S 22.4 NUMBER STP) How many grams of NH3 are in 35.7 liters of NH3 gas at STP?
GRAMS X
MOLES X
PARTICLES X
Liters X gas

8. MOLAR 6. 02 X 1023 MASS AVOGADRO’S 22
MOLAR 6.02 X 1023 MASS AVOGADRO’S 22.4 NUMBER STP) How many grams of oxygen are in 5.25 x 1023 oxygen molecules?
GRAMS X
MOLES X
PARTICLES X
Liters X gas

9. MOLAR 6.02 X 1023 MASS AVOGADRO’S 22.4 NUMBER (@ STP)
GRAMS X
MOLES X
PARTICLES X
Liters X gas

10. Semester II Molar conv. Review
0.25 moles C2H6 = ___________ grams C2H X 1023Cl2 molecules = ___________Liters Cl Liters N2O = __________ grams N2O 75.0 grams Ca(NO3)2 = _________ Ca(NO3)2 formula Units 180. grams Fe2O3 = __________ O2- ions

11. MOLAR 6.02 X 1023 MASS AVOGADRO’S 22.4 NUMBER (@ STP)
GRAMS X
MOLES X
PARTICLES X
Liters X gas

12. MOLAR 6.02 X 1023 MASS AVOGADRO’S 22.4 NUMBER (@ STP)
GRAMS X
MOLES X
PARTICLES X
Liters X gas