Dimensional Analysis
100 cm = ? m
1 meter
How many sig figs?
200
1
What is an example of a physical property?
answers will vary
An irregularly shaped object is submerged in 15 mL of water. The water level rises to 18 mL. What is the volume?
3 mL
4.2 liters = ? quarts
4.44 quarts
How many sig figs?
0.0054
2
What is an example of a chemical property?
answers will vary
A block is 2 cm on each side. What is the volume of the block?
8 cm3
8.3 pounds = ? kilograms
3.76 kilograms
Convert from scientific notation to a decimal:
1.83 X 10-5
0.0000183
Matter is anything that has _______and _______ _______ _________. Matter is everything around us.
Matter is anything that has mass and takes up space. Matter is everything around us.
What is the density of an unknown object that has a mass of 12 g and occupies 24 cm3?
0.5 g/cm3
74,981 centimeters = ? miles
0.47 miles
Convert from scientific notation to a decimal:
5.44 X 104
54,400
the following definition matches which vocabulary term?
"type of physical property dependent on what the substance is, not how much there is"
intensive property
A 3 cm block has a density of 2.44 g/cm3. What is the mass of this block?
65.88 g
King Canoni trades his 45 rabbits. How many pigs could he get?
15 pigs
Convert to scientific notation:
0.001760000
1.76 x 10-3
Density is an example of what type of property? (be specific!)
intensive physical property
Silver has a density of 10.5 grams/cm3 and gold has a density of 19.3 g/cm3. Which would have the greater mass, 5cm3 of silver or 5cm3 of gold?
gold