WorksheetsDENSITY
Total questions: 25
Worksheet time: 52mins
What is the formula for density?
density = mass x volume (d = mV)
density = mass / volume (d = m/V)
density = mass + volume (d = m + V)
Jack has a rock. The rock has a mass of 14 g and a volume of 2.0 cm3. What is the density of the rock?
7 mL
28 g/cm3
7.0 g/cm3
Frank has an eraser. It has a mass of 4.4 g, and a volume of 2.0 cm3. What is its density?
8.0 g/cm3
2.2 g/cm3
1/2 g/cm3
Why do some substances float on water?
They are warmer than water
They are denser than water
They are less dense than water
Will a spoon sink or float in water?
Sink
Float
Will rubber bands sink or sink in water?
Sink
Float
Will keys sink or float in water
Sink
Float
What units can be used to express density?
g/mL
grams
milliliters
If an object has a density of 0.6 g/mL and you put it into water with a density of 1.0 g/mL, will the object sink or float?
Sinks
Floats
If an object has a density of 3.6 g/mL and you put it into water with a density of 1.00 g/mL, will it sink or float?
Sinks
Floats
What units are used to measure mass?
g/cm3
cm3
g
A block of aluminum occupies a volume of 15.0 mL and weighs 60.0 g. What is its density?
4.0 g/mL
900.0 g/mL
0.25 g/mL
100 mL of water has a mass of 100 g. If you measured the mass of 50 mL of water, the mass would be
100g
50g
90 mL of saltwater has a mass of 120 g. What is the density of the saltwater?
0.75 g/mL
1.3 g/mL
3.0 g/mL
The density of a substance is 1.63 g/mL. What is the mass of 0.25 L of the substance in grams?
41g
30.75g
0.065g
Find the volume of 30.0g of Hydrochloric Acid that has a density of 1.164g/mL.
V = m/d
26 mL
25.8 mL
25.773196 mL
What is the mass of the ethyl alcohol that exactly fills a 200.0 mL container? The density of ethyl alcohol is
0.789 g/mL.
158g
157.8g
A cube has a side of 5 cm. It has a mass of 250 g. The density and volume of the cube is?
2g/cm3 and 125 cm3
0.5g/cm3 and 15 cm3
1) A screwdriver has the density of 5.5 g/mL. It also has a mass of 2.3 g. What is the screwdriver’s volume?
V = m/d
0.42mL
12.65 mL
7.8 mL
1) What is the mass of a 350 mL sample of pure silicon with a density of 2.336g/mL?
m = dV
817.6g
820g
818g
1) The mass of a toy spoon is 7.5 g, and its volume is 3.2 ml. What is the density of the toy spoon?
d = m/V
2.3 g/mL
24g/mL
10.7g/mL
A block of lead has dimensions of 4.50 cm by 5.20 cm by 6.00cm. The block weighs 1587 g. Calculate the density of the lead block. (Hint: calculate the volume of the block (LxWxH)) d = m/V
101.1 cm3
140.4 cm3
11.3 g/cm3
1) The density of silver is 10.49 g/cm3. If a sample of pure silver has a volume of 12.993 cm3, what is the mass?
m = dV
136.9g
136g
137g
1) The density of lead is 11.342 g/mL. What would be the volume of a 200.0 g sample of this metal?
V = m/d
1.7633 mL
17.63 mL
2268.4 mL
Which phase in the image is the LEAST DENSE?
Solid
Liquid
Gas
