To what volume (in mL) would you need to dilute 20.0 mL of a 1.40 M solution of LiCN to make a 0.0450 M solution of LiCN?

In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust

How many moles of magnesium is 3.01 x10^22 atoms of magnesium?

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