Chemistry, 20.11.2020 18:40 milkshakegrande101
A student was investigating the impact of changing physical properties on a sample of matter. What observation could have been made during her investigation
A Changing the physical properties never altered its chemical composition
B
Changing the physical properties always altered its chemical composition,
C.
Changing the physical properties altered its chemical composition when the change was large.
D
Changing the physical properties altered its chemical composition when the change was small
Answers: 3
Chemistry, 23.06.2019 13:30, medellincolombia99
Which of these statements describes the size of an atom? a. an atom is larger than a sheet of aluminum foil. b. an atom is small but can be seen with just our eyes. c. an atom is the size of a plastic building block. d. an atom is tiny and cannot be seen without magnification.
Answers: 2
A student was investigating the impact of changing physical properties on a sample of matter. What o...
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