Most of the minerals in the earth’s crust are a type of what mineral? a. mica b. gem c. metal d. silicate

An observation that requires measurement is called quantitative observable or qualitative

What happens to the average kinetic energy of a gas when the particles of the gas collide against each other at a constant temperature and volume? explain your answer.

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons