Yes is can be found in diamonds!
Mercator and conic projections are different because conic projections have a cone/triangle shape and Mercator projections have a cylindrical look to them. They are both the same because they show the world. However, the world is viewed from very different perspectives. For example, a Mercator projection is from the point of view of a bird and the conic is from a view from space.
Why do people always send those links like it’s helpful, i’ll help you!
It’s organized by the atomic number which is the protons so the answer is A although they can be organized through groups and periods if valance electrons are included
"M" I believe is the symbol for molarity.