Question

A rational number between 3 and 4
(3×4)/2
(3+4)/2
both A and B
none of the above​

Answer 1

Step-by-step explanation:

(3+4)/2 $\huge\sf\purple{Answer-:}$An atom is a complex arrangement of negatively charged electrons arranged in defined shells about a positively charged nucleus. This nucleus contains most of the atom's mass and is composed of protons and neutrons (except for common hydrogen which has only one proton).

Answer 2

Step-by-step explanation:

(3+4)/2 $\huge\sf\purple{Answer-:}$An atom is a complex arrangement of negatively charged electrons arranged in defined shells about a positively charged nucleus. This nucleus contains most of the atom's mass and is composed of protons and neutrons (except for common hydrogen which has only one proton).