Question

name the physical quantity which is measured in atomic mass unit

Answer 1

Answer:

Nanometre or nm is a unit of length in the metric system. 1 nm=10−9 m. The nanometre is often used to express dimensions on an atomic scale: the diameter of a helium atom, for example, is about 0. 1 nm, and that of a ribosome is about 20 nm.

I hope it will help you........

Answer 2

Answer:

nanometer or nm is answer I am sure plz