Which actions show that mixing or separating occurred?

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.