DA Part 1
How many seconds are in 5 years?
1 year = 365 days 1 day = 24 hours
1 hour = 60 minutes 1 minutes = 60 seconds
157,680,000 seconds
How many particles are in 13 moles of KCl?
1 mole = 6.02 x 1023 particles
7.83 x 1024 particles of KCl
What is the molar mass of H2O?
18 g/mol
Fill in the blank.
1 mole = _____________ particles
6.02 x 1023
How old is Ms. Thomas in days?
1 year = 365 days
8,395 days
How many inches are in 2 miles?
12 inches = 1 ft 5280 ft = 1 mile
126,720 inches
How many moles are in 8.54 x 1022 particles of NaOH?
1 mole = 6.02 x 1023 particles
0.14 moles of NaOH
What is the molar mass of CO2?
44 g/mol
Fill in the blank.
____________ inches = 1 ft.
12
What is Ms. Thomas' favorite holiday?
For extra 100 points also answer this question...
True or False
Does Ms. Thomas still have her Christmas tree up in her apartment?
Christmas
True
How many centimeters are in 3 yards?
1 yard = 3 ft 1 ft = 12 inches 1 inch = 2.54 cm
274.32 cm
How many grams are in 7 moles of KBr?
KBr molar mass = 119 g/mol
833 grams of KBr
What is the molar mass of sodium bicarbonate (NaHCO3)?
84.007 g/mol
Fill in the blank.
_____________ cm = 1 inch
2.54
What sport did Ms. Thomas play in high school?
Softball
How many particles are in 5 moles of NaCl?
1 mole = 6.02 x 1023 particles
3.01 x 1024 particles of NaCl
How many moles are in 24 grams of Ca(OH)2?
Molar mass = 74 g/mol
0.32 moles of Ca(OH)2
What is the molar mass of sulfuric acid (H2SO4)?
98.079 g/mol
Fill in the blank.
__________ ft = ________ mile
5280
1
What is Ms. Thomas' favorite Disney character?
Stitch
1 mole = 6.02 x 1023 particles
66.61 moles of NaBr
How many molecules of are in 7 grams of NaCl?
Molar mass = 58.44 g/mol
1 mole = 6.02 x 1023 molecules
7.21 x 1022 molecules of NaCl
What is the molar mass of Al2(SO4)3?
342.15 g/mol
Fill in the blank.
__________ m = ___________ cm
1
100
What is Ms. Thomas' biggest fear?
Butterflies