The table describes how some substances were formed. substance description p formed by boiling pure water q formed by combining three hydrogen atoms to every nitrogen atom r formed by adding 5 g of sugar to 1 l of water s formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

What must happen before a body cell can begin mitotic cell division

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

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.