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1.
(1 point)
Which of the following is the correct expression for the natural gas law?
PT = nVR
VR = nPT
PV = nRT
RT = nPV
2.
(1 point)
What is the boiling point of water at standard pressure on the Kelvin Scale?
272 K
273 K
372 K
373 K
3.
(1 point)
Which statement is consistent with the kinetic theory of ideal gases?
Molecules transfer energy through collisions.
Molecules are always stationary.
The force of attraction between molecules is constant.
The size of the molecules is large compared to the distance that separates them.
4.
(1 point)
Gas molecules at the same temperature are always assumed to have the same
Uniform velocity
Uniform acceleration
Straight line motion
Straight line motion
Random motion
5.
(1 point)
As the volume of a fixed mass of an ideal gas increases at constant temperature, the product of the pressure and the volume of the gas
Decreases
Increases
Remains the same
6.
(1 point)
Which property determines the direction of the exchange of internal energy between two objects?
Temperature
Specific Heat
Mass
Density
7.
(1 point)
A glass rod becomes positively charged when it is rubbed with silk. This net positive charge accumulates because the glass rod
Gains electrons
Gains protons
Loses electrons
Loses protons
US