Oxidation happens at the anode and reduction happens at the cathode.<span />
That is false because coyotes are cannibals in they survive in a pack
31
A dalton is the same as an atomic mass unit. And an atomic mass unit is approximately the mass of a nucleon (proton or neutron) such that the mass is 1 g/mol. So in this problem you have 15 protons and 16 neutrons, so the number of daltons is 15 + 16 = 31.