Argon, ar, is a noble gas. how many miles of argon are in 200 gram sample of argon.? (answer rounded to the ones place)

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.

An alpha particle is: a hydrogen atom a nucleus of helium two neutrons an electron

How do you convert celsius to kelvins