Evidence for the Existence of Neutrons Did Not Come Until

question 92

Multiple Choice

Evidence for the existence of neutrons did not come until many years after the discoveries of the electron and the proton.Give a possible explanation.

• A)The neutron is nearly massless.
• B)The neutron is only slightly more massive than the proton.
• C)The discovery required the use of ultrafast computers.
• D)The neutron lacks an electrical charge.