Food that people eat provides us with what that we need to survive?

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Who discovered a pattern to the elements in 1869?