If 90.0 g of sodium is mixed with 40.0 g of nitrogen gas, what mass of sodium nitride forms?

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

If the particles in a sample of matter have an orderly arrangement and move only in place, the sample is a

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .