Which theory or law describes the orientation of contact and the amount of energy needed for atoms to undergo chemical reactions?

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

What is the lowest number energy level where a d sublevel is found

What was bohr’s contribution to the planetary model