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Chemistry, 21.06.2019 21:30, artemiscrock77041
The reaction q+r2=r2q is found to be first order in r2 and
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Chemistry, 22.06.2019 08:30, Blaise2653
Joan writes four numbers on the board in standard form, and then she writes their scientific notation
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Chemistry, 23.06.2019 17:10, jwhit28
Two changes are described below. a green banana turns yellow and ripens. a layer of rust forms on an iron nail. which statement is true about the two changes? a) both are chemical changes because new substances are formed. b) both are physical changes because only the physical state of the substances change. c) a is a physical change due to a change of state, but b is a chemical change because new molecules are formed. d) a is a chemical change due to a change of state, but b is a physical change because new molecules are formed.
Answers: 3
Chemistry, 23.06.2019 17:30, noglapotato
If 2.40 moles of gas are held at a temperature of 97.0 °c in a container with a volume of 45.0 l, what is the pressure of the gas?
Answers: 1
Which scientific theory explains that the universe originated from a small densely packed space...
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