Using your understanding of Dalton's Law, select the best option below for what the pressure inside the buret equal to.
O PH₂​​−PH₂​O​−Pbures
O ​PH₂​​+PH₂​O​+Pburet
O ​PH₂​​−PH₂​O​+Pburet
O ​PH₂​​+PH₂​O​−Pburet ​​