A series of transitions in atomic hydrogen that produce emissions all in the ultraviolet portion of the spectrum are those ending in the level
A. n = 2.
B. n = 4.
C. n = 1.
D. n = 3.
E. n = 5.
Answer: C
You might also like to view...
Saturn's F ring and the rings of Uranus are similar in that
a. they are made of dark material. b. they are made of icy material. c. they are found near large moons. d. they show well defined spokes. e. they are very narrow.
If we use the Doppler method to measure the period with which a star alternately moves toward and away from us due to an orbiting planet, then we also know the
A) orbital period of the planet. B) mass of the planet. C) distance to the star. D) radius of the planet.
A quantity of ideal gas in a rigid container has a pressure of 1.00 × 10^6 Pa at 0°C. If the pressure is increased to 1.75 × 10^6 Pa, what is the temperature of the gas after this is done?
If two slide projectors are connected in series across the same 120 volt source, the current drawn from the source in amperes is
a. 3 b. 6 c. 9 d. 12 e. none of the above