If your sample contained a volatile impurity what value would be in error, the mass of the anhydrous salt or the mass of the water?

What is the mass of each element in a 324.8 sample of co2

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

Which of the following describes a situation where competition between producers exists