Which chemical reaction shows photosynthesis?
water + carbon dioxide + sunlight → oxygen + glucose
carbon + oxygen → carbon dioxide
hydrogen + oxygen → water
nitrogen + hydrogen → ammonia

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 ->

May someone me with these science questions

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2