What can be different between products and reactants in a balanced equation? a) The total mass of products and reactants

b) The total moles of each element present in the reactants and in the products.

c) The number of molecules in the reactants and in the products​

Calculate the change in entropy if br2(l) is converted to br2(g). s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?