How many atoms are in 40 g of Li​

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

Pegmatites are igneous rocks in which the individual minerals are very large. typically, the minerals are all light-colored quartz, feldspar and muscovite. if you were given a black and white photograph of a pegmatite in a quarry (where the rock has been blasted and broken), what physical properties could you use to identify those three minerals in this hypothetical photo? describe each mineral and the specific diagnostic properties. be specific.

Which substance can be broken down by chemical means