I think the answer is approximately 4.12 billion years since the amount of years is 4.543 billion years
Answer:
element
Explanation:
an element is something made up of only one type of atom
Answer:
Compound
Explanation:
compound: Substance that is made up of more than one type of atom bonded together
mixture: a combination of two or more elements of compound which are not chemically bonded
The answer to your question is letter A! Hope that helps
Answer:
two
Explanation:
When two distinct elements are chemically combined, chemical bonds form between their atoms. the result is called a chemical compound
