If 15 g of sodium react completely with 46 g of chlorine, what amount of sodium chloride is obtained? What law have you applied?

Find the mass in grams of 1.37x1020 particles of h3po4

1. list three scientific reasons cockroaches may fly.

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.