Quiz

1. Quiz

2. Q1 • How many hydrogen atoms does 1 mole of H2O have? (Hint: you need 2 unit factors, and there are 2 moles of hydrogen in 1 moles of water)

3. Ms Kim used conversion factors to convert 1 mole of methane to g of methane, but forgot to write some units. Fill in the blanks 1 mole of Ch4 6.022X10^23_____ 16 amu 1.66X10^-24_____ 1 mole 1 molecule CH4 1 ____________ = 16 gram B a C

4. Mr. Bean serves 20 people per hour and gets paid 10 dollars per hour. How much money can he make by serving 85 people? (Hint: Set up unit factors first)

5. Q1 • How many hydrogen atoms does 1 mole of H2O have? (Hint: you need 2 unit factors) 6.022X10^23 atoms 1 mole of H20 2 mole of Hydrogen 1 mole of H2O 1 mole of Hydrogen I point for showing your work 1 point for units 1 point for answer = 1.2X10^24 hydrogen atoms

6. Q2 • Ms Kim used conversion factors to convert 1 mole of methane to g of methane, but forgot to write some units. Fill in the blanks 1 mole of Ch4 6.022X10^23_____ 16 amu 1.66X10^-24_____ 1 mole 1 molecule CH4 1 ____________ A)Molecules B) grams C) amu B a C 1 each

7. Q3 Mr. Bean serves 20 people per one hour and gets paid 10 dollars per one hour. How much money can he make by serving 85 people? 1hr=20 people 1 hour= 10 dollars 85 people 1 hour 10 dollars =42.5 dollars 20 people 1 hour