The units for density always have two parts. What are they?

A. a mass part and a volume part

B. a volume part and a displacement part

C. a weight part and a volume part

D. a mass part and a newton part

A

Explanation:

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be