Answer to Question #154899 in General Chemistry for Lynil Ruth Caburnay

Question

It is estimated that the lifetime for HFCs in the stratosphere is 2-7 years. If HFCs have such long lifetimes, why are they being used to replace CFCs?

Answer 1

HFCs is used to replace CFCs because CFCs contribute to ozone depletion in the upper atmosphere while HFCs do not although it has a long lifetime.