Multiple ChoiceDetermine the molecular formula of a compound that has a molar mass of 92.0 g/mol and an empirical formula of NO₂.
Multiple ChoiceGiven that the compound XCl₄ contains 66.1% Cl by mass, what is the atomic mass of element X?
Multiple ChoiceThe molar mass of a compound is 52.07 g/mol. Its empirical formula is CH. Determine the molecular formula of the compound.
Multiple ChoiceElemental analysis of a pure compound indicated that the compound had 72.2% C, 8.50% H and the remainder as O. If 0.250 moles of the compound weighs 41.55 g, what is the molecular formula of the compound?