Chemistry, 23.05.2020 09:59 moneyyfletcher
A scientist completely dissolves gaseous oxygen into a container of liquid water. Which of the following best describes the contents
of the container after the oxygen has been dissolved?
A. a substance
B. a solution
C.
an element
D.
a compound
Answers: 2
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Agroup of students is studying convection current. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other is in an area with warm air. after 10 minutes, the balloon are released from a height of 1 meter. which of the following to the students most likely observe? a) the warm balloon expands and rises. the cold balloon shrinks and sinks b) the balloon both rise. the cold balloon is larger than the warm balloon c) the cold balloon expands and rises. the warm balloon shrinks and sinks d) the balloon rise at the same rate. both balloons are the same size
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Chemistry, 22.06.2019 14:30
Chemistry worksheet - i am not sure what they are asking for exactly?
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Chemistry, 22.06.2019 15:20
Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.
Answers: 1
Chemistry, 22.06.2019 18:30
Which sample at stp has the same number of atoms as 18 liters of ne at stp
Answers: 1
A scientist completely dissolves gaseous oxygen into a container of liquid water. Which of the follo...
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