How many atoms of Neon in 3.62 moles of Ne?

There are main groups in the modern periodic table of elements

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

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.