How many grams of H2 are required to produce 35.0 g NH3? N2(g) + 3H2(g) --> 2NH3(g)

Explain why scientists use shared characteristics to make cladograms.

Asolid that forms and separates from a liquid mixture is called

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.