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Unit six: the mole. STAR SESSION 6. Advanced Mole Calculations. A single particle of a compound has a mass of 2.26x10 -22 grams. Which of the following could be this compound? CCl 4 Ag 2 O ZnCl 2 SnO 2 Similar to page 215 #6. *Don’t forget to study the “mystery metal” problem, too!.

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unit six the mole
Unit six: the mole

STAR SESSION 6

advanced mole calculations
Advanced Mole Calculations
  • A single particle of a compound has a mass of 2.26x10-22 grams. Which of the following could be this compound?
    • CCl4
    • Ag2O
    • ZnCl2
    • SnO2

Similar to page 215 #6.

*Don’t forget to study the “mystery metal” problem, too!

advanced mole calculations1
Advanced Mole Calculations
  • A single particle of a compound has a mass of 2.26x10-22 grams. Which of the following could be this compound?
    • CCl4
    • Ag2O
    • ZnCl2
    • SnO2

Similar to page 215 #6.

advanced mole calculations2
ADVANCED MOLE CALCULATIONS
  • The compound A2S is 58.91% A. The remainder of the compound is sulfur. What is the identity of element A?

Similar to page 214 #64

advanced percent composition calculations
ADVANCED Percent composition CALCULATIONS
  • The compound A2S is 58.91% A. The remainder of the compound is sulfur. What is the identity of element A?

A = 22.98 grams/mole = Na

Similar to page 214 #64

advanced empirical molecular formula calculations
Advanced empirical & molecular formula Calculations
  • A compound consisting of carbon, hydrogen, and oxygen is found to contain 40.00% C and 6.71% H. A 0.0500 mol sample of the compound has a mass of 9.00 g. Determine the molecular formula for the compound.
  • C8H16O4
  • C6HO8
  • C6H14O6
  • C6H12O6

Page 215 #10

Hint: Find the molar mass.

advanced empirical molecular formula calculations1
Advanced empirical & molecular formula Calculations
  • A compound consisting of carbon, hydrogen, and oxygen is found to contain 40.00% C and 6.71% H. A 0.0500 mol sample of the compound has a mass of 9.00 g. Determine the molecular formula for the compound.
  • C8H16O4
  • C6HO8
  • C6H14O6
  • C6H12O6

Page 215 #10