a) Which of the following is closest to the diameter of an atom in size?The radius of a nucleus. The width of a grain of sand. The length of a chemical bond. The diameter of a nanoparticle.​

some sources quote the lethal dose, for an average 170lbs opiate-naive individual is between 75 and 375 mg

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

2b2t

explanation:

2b2t

i think its 5049.

i hope this !