a) What are the mole fractions of each component in a mixture of 5.10 g of O2, 7.44 g of N2, and 1.26 g of H2? ?O2 Your response differs significantly from the correct answer. Rework your solution from the beginning and check each step carefully. ?N2 ?H2 (b) What is the partial pressure in atm of each component of this mixture if it is held in a 13.70-L vessel at 12°C? O2 atm N2 atm H2 atm