If ? = 4, how many possible values can the magnetic quantum number m have?
A) 4
B) 10
C) 5
D) 9
E) 3
F) 8
D
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The most important properties of polymers are their low ______________and their high corrosion resistance. 22. In high-strength
Fill in the blank(s) with the appropriate word(s).
A longitudinal wave travels on a slinky or any long spring. The wave is represented by the equation x(x, t) = 2.1 cm cos(2000 rad/s t - 40
x). What is the direction of the disturbance of the wave?
A. the + y direction B. the + z direction C. the - x direction D. the + x direction
The figure below shows a planet traveling in a counterclockwise direction on an elliptical path around a star located at one focus of the ellipse. When the planet is at point A,
a.
its speed is constant.
b.
its speed is increasing.
c.
its speed is decreasing.
d.
its speed is a maximum.
e.
its speed is a minimum.
X-rays of wavelength 0.240 nm are scattered from a free electron at rest and the resulting scattered photons have wavelength 0.244 nm. Through what angle did these photons scatter from the initial direction?
A. 130o B. 80o C. such scattering is impossible D. 34o