true
Chemistry, 03.10.2019 03:30 sugakookies1
Of the three main states of matter, only gases can be compressed significantly.
true
false
2 points saved
question 5
which of the following materials would have the lowest density (lowest mass per volume) at sea level?
carbon dioxide gas
solid carbon dioxide
gasoline
whipped cream
3 points save answer
question 6
in which of the following states are the particles in motion?
gases only
gases and liquids only
solids, liquids, and gases
solids and liquids only
3 points save answer
question 7
as temperature increases, the kinetic energy of gas particles is unaffected.
true
false
2 points save answer
question 8
which of the following would have the highest average kinetic energy?
cl2 gas at 35 °c
f2 gas at 15 °c
o2 gas at 25 °c
n2 gas at 50 °c
Answers: 2
Chemistry, 21.06.2019 16:00
Endeleev saw trends in the physical and chemical properties of elements when he organized them by
Answers: 2
Chemistry, 22.06.2019 20:20
The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.
Answers: 1
Of the three main states of matter, only gases can be compressed significantly.
true
true
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