Calculate density to identify an unknown substance; and
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Q 1/4
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Q 2/4
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For an investigation a student records data about four unknown substances. The student then calculates the densities of the unknown substances and compares them with the table of densities of known substances shown below. Which unknown substance is most likely carbon?
60
Substance 4
Substance 3
Substance 2
Substance 1
4 questions
Q.
1
60 sec
6.6b
Q.
For an investigation a student records data about four unknown substances. The student then calculates the densities of the unknown substances and compares them with the table of densities of known substances shown below. Which unknown substance is most likely carbon?
2
60 sec
6.6b
Q.
A manufacturer selected a metal to use in producing a lightweight button for clothing. A metal that has a density of 2.71 g/cm^3 was selected. Which of the metals was selected?
3
60 sec
6.6b
Q.
The mass of an unidentified rock is 15.5 grams. Students determine the volume of the rock by placing the rock in a cylinder with water. The students calculate the density of the rock. They determine the identity of the rock based on the density ranges in the table.
The students most likely have which type of rock?
