Express 450 x 10-9 m (wavelength of blue light) in decimal notation (i. e., express the number without using scientific notation).

14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->

How many grams of mgbr2 are needed to produce 75g or metal?

The fact that the total amount of energy in a system remains constant is a(n)