Which of these expressions are correct variations of the Combined Gas Law? Pivi Tı= T2 P2V2
O both expressions are correct
T2 Pi = V2= Vi Tı P2

Iknow the answer is a but i don't know why

The ammonia molecule in the diagram has the observed bond orientation because

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound