Significant Figures
How many sig figs does ___________ have?
1.056 mL
4 sf
Convert the following into scientific notation:
8,845,000 m
8.845 x 106 m
Convert 32 Kg to g
Hint: (1000g = 1Kg)
32,000 g
What is the density of an object with:
Mass: 5.5g
Volume: 21 mL
0.26 g/mL
Solve the following:
(5.3×1012) + (3.0×1012) =
8.3 x 1012
How many sig figs does ___________ have?
0.0023
2sf
Convert the following to scientific notation
0.00000325 m
3.25 x 106 m
Convert 56 inches to cm
Hint: (1in = 2.54cm)
142.24cm
What is the mass of an object with:
Density: 4.60 g/mL
Volume: 34 mL
156.4 g
Solve the following:
(9.7×106) − (8.0×106) =
1.7 x 106
How many sig figs does ___________ have?
5000
1 sf
Take the scientific notation and put it into standard form.
7.801 x 103 g
7,801g
How many mg are in 300g?
(1g = 1000mg)
300,000 mg
What is the volume of the following object:
Density: 2.5 g/cm3
Mass: 7.3 g
Volume: 2.92 cm3
Solve the following:
(4.0 x 104) x (6.2 x 103) =
24.8 x 107
How many sig figs does ___________ have?
5.79 x 103
3sf
Take the scientific notation and put it into standard form.
6.1 x 10-4 mL
0.00061 mL
How many Km are in 45mm?
(1000mm = 1m)
(1000m = 1Km)
0.000045 Km
A sample of aluminum is placed in a graduated cylinder containing 20.0 mL of water. The level of water rises to 28.0 mL. Aluminum has a density of 2.7 g/mL.
What is the Mass of the sample?
Mass: 21.6 g
Solve the following:
(7.2 x 108) / (2.4 x 103) =
3.0 x 105
How many sig figs does ___________ have?
31.45601
7 sf
Correct the scientific notation
582 x 102 mg
5.82 x 104 mg
How many Kg are in 0.05lbs? Put answer in scientific notation
(1kg = 2.2lbs)
2.3 x 10-2 Kg
You place a 18.95 g piece of gold in a 10 mL graduated cylinder. The level of the water rises
2.50 mL.
What is the density of gold?
Density: 7.58 g/mL
Solve the following:
(4.3 x 103) + (21.1 x 102) =
Hint: Pay attention to your exponent when adding scientific notation.
(4.3 x 103) + (2.11 x 103) =
6.41 x 103