Pls help on question 18

What is a limitation of using a chemical formula, such as c6h1206, to represent a compound? the chemical formula does not show the types of elements that make up the compound. the chemical formula does not show how the atoms are connected to one another the chemical formula does not show the number of atoms of each element in a molecule. the chemical formula does not show the chemical symbols of the elements in the compound

What material did the moon come from?

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million