The statue of liberty is made of copper, but it's not shiny like a penny. Is this a result of a chemical change or a physical change?
Chemical change
100
Define Matter
Anything that has mass and takes up space.
200
Define volume.
The amount of space that an object takes up.
200
Define Mass
The amount of matter contained in an object.
200
Convert 70.2 liters (L) into milliliters (mL).
70200 mL, since k h d B d c M
200
Are boiling point, melting point, and freezing points all examples of physical properties or chemical properties?
Physical properties
200
What is the volume, in cubic centimeters, of a brick of cheese that measures 0.5 m x 0.27 m x 0.16 m. Notice that your given units don't match the desired units, so you're going to need to convert first!
21,600 cc = 50 cm x 27 cm x 16 cm
300
A graduated cylinder contains 26.58 mL of water. A sample of silver is added, and the water level rises to the 38.72 mL mark. What is the volume of the silver?
38.72 mL - 26.58 mL = 12.14 mL
300
If a sample of gold has a density of 19.31 g/cc and takes up 76.3 cc of space, what would its mass be?
1473.35 g because M = V x D
300
Convert 12.7 meters (m) into centimeters (cm).
1270 cm, since k h d B d C m
300
What is a chemical property of gasoline?
It burns, is combustible
300
In a beaker, liquids are layered top to bottom with a red fluid, a green fluid, a blue fluid, and a yellow fluid. Which liquid is least dense?
Red
400
Calculate the volume of a cube of aluminum that measures 10 cm on each side.
1000 cubic centimeters because 10 x 10 x 10 = 1000
400
If a sample of boron has a density of 2.37 g/cc and takes up 100 cc of space, what would its mass be?
237 g, because M = V x D
400
Convert 1.3 kilometers (km) into millimeters (mm).
1,300,000 mm since K h d b d c M
400
When salt is dissolved in water, has a physical change or a chemical change occurred?
A physical change
400
What is the density of lead if a 35.8 g sample takes up 3.156 cubic centimeters?
11.34 g/cubic centimeter
500
If a sample of gold has a density of 19.31 g/cc and has a mass of 76.3 g, how much space would it take up?
3.95 cubic centimeters because V = M / D
500
If a sample of helium has a density of 0.1786 g/L and takes up 7.86 L of space, what would its mass be?
1.4 g, since M = V x D
500
Convert 72 milligrams (mg) into grams (g).
0.072 g, since k h d B d c M
500
When milk goes sour, has a physical change or a chemical change occurred?
Chemical change
500
The mass of a block of palo santo is 250 grams and it measures 120 mm x 50 mm x 33.8 mm. What is its density in grams/cubic centimeter? Don't forget to convert your measurements first!