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What is the molar mass of Calcium Chloride (CaCl2) (to the nearest tenth!)? 111.1g/mol.

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Presentation on theme: "What is the molar mass of Calcium Chloride (CaCl2) (to the nearest tenth!)? 111.1g/mol."— Presentation transcript:

1 What is the molar mass of Calcium Chloride (CaCl2) (to the nearest tenth!)?
111.1g/mol

2 Which has greater quantity of molecules??
If you have exactly one mole each of Carbon Monoxide and Carbon Dioxide, which has a greater mass? CO2 Which has greater quantity of molecules?? Same!

3 Conversions with Moles

4 # of Representative Particles
Need to use: Avogadro’s Number 6.02X1023 Need to use: Molar Mass (from Periodic Table) # of Representative Particles MOLE MASS

5 How many atoms in 0.250mol of Silver?
Molar Mass Avogadro’s Number Both How many atoms in 0.250mol of Silver?

6 If you have 30g of H3PO4, how many moles is that?
Molar Mass Avogadro’s Number Both If you have 30g of H3PO4, how many moles is that?

7 How many moles are in 3.4X1026 atoms of Gold?
Molar Mass Avogadro’s Number Both How many moles are in 3.4X1026 atoms of Gold?

8 How many molecules in 1.2mol of Nitrogen?
Molar Mass Avogadro’s Number Both How many molecules in 1.2mol of Nitrogen?

9 Molar Mass Avogadro’s Number Both How moles in 1.1g of FeCl3?

10 What is the mass of 3.2mol H2O?
Molar Mass Avogadro’s Number Both What is the mass of 3.2mol H2O?

11 How many molecules of water are in 36.0g of water?
Molar Mass Avogadro’s Number Both How many molecules of water are in 36.0g of water?

12 How many moles in 564g of Copper?
Molar Mass Avogadro’s Number Both How many moles in 564g of Copper?

13 How many atoms in 564g of Copper?
Molar Mass Avogadro’s Number Both How many atoms in 564g of Copper?

14 How many grams in 4moles of Cu(CN)2?
Molar Mass Avogadro’s Number Both How many grams in 4moles of Cu(CN)2?

15 How many moles in 89grams of Lead (IV) Acetate?
Molar Mass Avogadro’s Number Both How many moles in 89grams of Lead (IV) Acetate?

16 What is the mass of 2.3X1024 atoms of silver?
Molar Mass Avogadro’s Number Both What is the mass of 2.3X1024 atoms of silver?

17 How many moles in 8.9X1025 molecules of carbon tetrachloride?
Molar Mass Avogadro’s Number Both How many moles in 8.9X1025 molecules of carbon tetrachloride?

18 Molar Mass Avogadro’s Number Both Mass of 0.425mol N2?

19 How many grams in 9.03X1023 atoms of Calcium?
Molar Mass Avogadro’s Number Both How many grams in 9.03X1023 atoms of Calcium?

20 What is the mass of 3.0mol water?
Molar Mass Avogadro’s Number Both What is the mass of 3.0mol water?

21 2mol of Fe is how many atoms?
Molar Mass Avogadro’s Number Both 2mol of Fe is how many atoms?

22 Molar Mass Avogadro’s Number Both 207g of Fe is how many atoms?

23 1.204X1024 formula units of sodium chloride has what mass?
Molar Mass Avogadro’s Number Both 1.204X1024 formula units of sodium chloride has what mass?

24 Molar Mass Avogadro’s Number Both 102g of CO2 = ?mol


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