Answer:
A)16.3% (Hexane's formula is C6H14)
Answer: rise earlier and set later
Explanation: just trust me hope this helps
Atomic number shows the number of protons in an atom's nucleus. If the atomic number is 30, then it has 30 protons. The question says it is neutral, so it must have the same amount of protons and electrons.
A is the correct answer based on this.