"if i slap u i cant get in trouble cuz my atoms did not physically touch u " ???
sometimes i wonder these kids r weird

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

This drawing shows a human body system. what is the primary function of this body system?

Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic