Given the two half-reactions, what must be done in the next step before the reaction can be balanced?

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

Which statement are accurate about snow flakes