In which process does a water body acquire high levels of nutrients, which is a prominent source of water pollution in agricultural areas?

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 ->

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.