At least 15 points on chemistry pls what type of reaction is illustrated? 2hbr+ba(oh)₂ ⇒ babr₂ + 2h₂o a. synthesis b. decompisition c. double replacement

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