Question

text to speech reference sheet calculator >> the subatomic particles with a mass of 1 u are the and the

Explanation:

Step1: Recall subatomic particles

Protons and neutrons are subatomic particles.

Step2: Know their mass

Protons have a mass of approximately \(1\ u\) and neutrons also have a mass of approximately \(1\ u\). Electrons have a mass of about \(\frac{1}{1836}\ u\).

Answer:

proton; neutron