Question

An electron has a mass of9.109 x 10 "grams. What will be the mass of 5 million electrons?




​

Answer 1

Answer:

Hi good morning

Step-by-step explanation:

Answer:

An element's mass is the sum of the number of protons and the number of neutrons.

The small contribution of mass from electrons is disregarded in calculating the mass. Protons and neutrons both weigh about one atomic mass unit or amu.

Atomic mass =p+n=10+22=32amu