Chemical Compounds Worksheet With Answers Page 6

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19) The phase diagram of a substance is given above. The region that corresponds to the solid phase is
19)
__________.
A) w
B) x
C) y
D) z
E) x and y
20) The normal boiling point of the substance with the phase diagram shown above is __________ °C.
20)
A) 10
B) 20
C) 30
D) 40
E) 50
21) The phase diagram of a substance is shown above. The area labeled __________ indicates the gas
21)
phase for the substance.
A) w
B) x
C) y
D) z
E) y and z
6

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