Which of the following choices represents a balanced chemical equation? ca3(po4)2 + 6sio2 → p4o10 + 3casio3 2ca3(po4)2 + 6sio2 → p4o10 + 6casio3 2ca3(po4)2 + 3sio2 → 2p4o10 + 2casio3 3ca3(po4)2 + 2sio2 → p4o10 + 4casio3

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?