In writing the complete ionic equation for the reaction (if any) that occurs when aqueous solutions of koh and mg(no3)2 are mixed, which of the following would not be . written as ionic species? . a) koh. b) mg(no3)2. c) mg(oh)2. d) kno3. e) all of the above would be written as ionic species.

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