What is the boiling point of a solution prepared by dissolving 70.0 g of naphthalene in 220.0 g of benzene. the kb for benzene= 2.53 c/m. the boiling point of pure benzene is 80.1 degrees celsius.

An engineer decides to use a slightly weaker material rather than a stronger material, since she knows that the stronger material can break suddenly. this is an example of what? a choosing a material that will show warning before it fails b using composite materials that combine strength c using a material for multiple applications d using design techniques that increase efficiency and reduce cost