Which of the following is a property of a pure substance? (5 points)
Select one:
a. It consis...
Chemistry, 25.01.2021 20:00, claftonaustin846
Which of the following is a property of a pure substance? (5 points)
Select one:
a. It consists of different types of compounds.
b. It may have substances in different states of matter.
c. The ratio of the particles that make it up is fixed.
d. Its components can be separated by employing physical methods
Answers: 3
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Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium. b)heavier than helium. c)the same weight as helium. d)dependent on the element that reacted with carbon.
Answers: 3
Chemistry, 23.06.2019 02:00, xoxoadara13ox07ck
Now look at the segment of the graph between the two data points marked with black squares. describe how the boiling point and melting point plots behave between these points. be as specific as possible.
Answers: 1
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Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved
Answers: 3
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