Answer:
Thousands to Millions of Years
Explanation:
The rock cycle does not have just one proper direction, there are many pathways for rocks to travel through it. However, for most rocks to be changed from type to another will likely take anywhere from a few million to hundreds of millions of years.
Answer:
Both b/c a chemical formula tells you how many and a sketch formula shows how they are bonded together.
Molecular formulas show how many atoms of each element one molecule of a compound contains. Note: Ionic compounds are generally crystalline solids with high melting points. Other compounds, however, have very different properties.