The alpha particle carries two positive charges. Its mass is very nearly equal to that of Options: A . &nbsptwo protons B . &nbspan atom of helium C . &nbspsum of masses of two positrons and two neutrons D . &nbsptwo positrons as each positron carries a single positive charge

The alpha particle carries two positive charges. Its mass is very nearly equal t

Question

The alpha particle carries two positive charges. Its mass is very nearly equal to that of

Options:

A . two protons

B . an atom of helium

C . sum of masses of two positrons and two neutrons

D . two positrons as each positron carries a single positive charge

Answer: Option B
:
B
Option: (b)

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