UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Empirical and Molecular Formula#Stoichiometry1Choose the best answerA phosphorus oxide contains 43.6% oxygen by mass. What is its empirical formula?AP₂O₅BP₂O₃CP₃O₂DPO₂ Like 2 Discuss 0Share1