What is the volume of O2 at STP that will be needed to fully burn 36.1 g of B2H6?

Which is a characteristic of mixtures?

What is the maximum number of electrons that an atomic orbital can contain?

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.