What is the average kinetic energy of a nitrogen molecule in the air in a room in which the air temperature is 17.0°C?
A)
6.01 × 10-21 J
B)
4.00 × 10-21 J
C)
5.00 × 10-21 J
D)
7.00 × 10-21 J
E)
9.00 × 10-21 J
A
You might also like to view...
What is the ratio of the light-gathering power of a telescope with a primary lens of diameter 10 m to a telescope with a primary lens of diameter 1 m?
A) 10 to 1 B) 1 to 10 C) 100 to 1 D) 1 to 100
You live at a latitude of 73° N. What is the angle between the northern horizon and the north celestial pole?
a. 73° b. 27° c. 17° d. 23.4° e. 5°
Atomic Nucleus: The mass number of an atom is equal to the number of what particles in the nucleus?
A. protons B. neutrons C. nucleons D. electrons E. positrons
During a reaction, a reactant loses 4.8 × 10-28 kg of mass. How many joules of energy are released? (c = 3.0 × 108 m/s)
A) 4.3 × 10-11 J B) 1.4 × 10-19 J C) 1.6 × 10-36 J D) 5.3 × 10-45 J