Can someone help me out with this? This is about the trends of elements on the periodic table. I'm not requesting all the answers just one expaination so I can do the rest myself.

Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.

What mass of glucose is produced when 54g of water react with carbon dioxide

Give more examples of this type of heat transfer: