Lab: Boyle’s Law — Unit test Answers
25 verified answers
21
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Which law states that the volume of a gas is proportional to the moles of the gas when pressure and temperature are kept constant?
A
Boyle’s lawB
Dalton’s lawC
Charles’s lawD
Avogadro’s law22
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The following balanced equation shows the formation of water.2H2 + O2 2H2OHow many moles of oxygen (O2) are required to completely react with 27.4 mol of H2?
A
6.8 molB
13.7 molC
54.8 molD
109.6 mol23
If two gases are present in a container, the total pressure in the container is equal to
A
the sum of the pressures that are exerted by each of the two gases.B
twice the sum of the pressures that are exerted by the individual gases.C
the sum of the pressures that each gas would exert if they occupied twice the volume.D
the sum of the pressures that each gas would exert if they occupied half the volume.24
Which law relates to the ideal gas law?
A
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B
mc004-2.jpg
C
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D
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25
Consider the equation below.Na+ + Cl– NaClWhich statement best describes the relationship between the substances in the equation?
A
The number of sodium ions is equal to the number of formula units of salt.B
The number of sodium ions is less than the number of chloride ions.C
The number of chloride ions is less than the number of formula units of salt.D
The number of sodium ions is two times the number of formula units of salt.Did you find these answers helpful?
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