Question

what is the approximate mass of a proton?
a) 0.98 u
b) 1.01 u
c) 1.10 u
d) 0.00055 u

Explanation:

The mass of a proton is approximately \(1.007276\ u\). Among the given options, \(1.01\ u\) (Option B) is the closest approximation.

Answer:

B. \(1.01\ u\)