Given that a chlorine-oxygen bond has an enthalpy of 243 kj/mol , an oxygen-oxygen bond has an enthalpy of 498 kj/mol , and the standard enthalpy of formation of clo2 102.5 kj/mol , calculate the value for the enthalpy of formation per mole of clo(g). what is the value for the enthalpy of formation per mole of clo(g)?

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 ->

What element breaks down into yttrium-90?

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.