Molecules are
A. subdivisions of atoms
B. several atoms bound together
C. the same as electrons
D. the same as nuclei
B. several atoms bound together?
You might also like to view...
What is the typical main sequence lifetime of a B-type star?
A) less than a million years B) 20 million years C) 100 million years D) 1 billion years E) 10 billion years
On which temperature scale is 212 degrees the boiling point of water?
A) Celsius B) Caloric C) Kelvin D) Fahrenheit E) none of the above
A hydrogen atom consists of a proton and an electron. If the orbital radius of the electron increases, the electric potential energy of the electron due to the proton
A) increases. B) decreases. C) remains the same. D) depends on the zero point of the potential.
An electron has a velocity of 6.0 × 10^6 m/s in the positive x direction at a point where the magnetic field has the components Bx = 3.0 T, By = 1.5 T, and Bz = 2.0 T. What is the magnitude of the acceleration of the electron at this point?
a. 2.1 × 10^18 m/s2 b. 1.6 × 10^18 m/s2 c. 2.6 × 10^18 m/s2 d. 3.2 × 10^18 m/s2 e. 3.7 × 10^18 m/s2