There are several aromatic compounds with the formula C8H9Cl. Name those that have a trisubstituted ring where the methyl groups are oriented ortho. If you choose to use ortho, meta, or para in your name, abbreviate these prefixes with o, m, or p. If there are not 3 isomers that fit the description, leave the appropriate number of spaces blank.

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

What are the major types of a chemical compound

Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel