When a nucleus of a given isotope decays, it
A. cannot produce a daughter with the same mass number.
B. always produces a daughter with a lower mass number.
C. cannot produce a daughter with a lower mass number.
D. cannot produce a daughter with a higher mass number.
E. always produces a daughter with a higher mass number.
D. cannot produce a daughter with a higher mass number.
You might also like to view...
The current I flowing in the wire
A. A B.B C.C
Assume that the average rate of 1-km-sized asteroids hitting the Earth is about 1 every million years. The chance of the Earth being hit by a 1-km-sized asteroid in the next 100 years is about
A) one in 100 million. B) one in ten thousand. C) inevitable, it has to happen sometime. D) zero. E) one in a million.
If the fifth order minimum in the diffraction pattern of a thin slit is at 40° from the central maximum, what is the highest order minimum in the pattern?
A) 6 B) 11 C) 8 D) 7 E) 9
The axis of rotation of a top changes its direction as the top spins because:
a. the inertia of the top keeps its orientation changing. b. conservation of rotational motion keeps the direction changing if it was changing to start. c. rotational kinetic energy causes the direction to shift. d. gravitational force exerts torque on the top. e. angular momentum is conserved.