Question

Atoms and the chemical bonds that connect them cannot be observed with your eyes, so it is necessary to use a

a. microscope
b. theory
c. model
d. both (b) and (c)

Answer 1

It is d
Ddddddddddddddddddddddddddddddddddddd

Answer 2

Answer: d. both (b) and (c)

Step-by-step explanation:

Atoms are too small to be seen on microscopes, so we model them based on theories.