How do ocean tides erode the earth?

Which of these reactions are redox reactions? check all that apply.cd + hcl → cdcl2  + h2cucl2  + na2s → 2nacl + cuscaco3  → cao + co2          2zns + 3o2  → 2zno + 2so2          ch4  + 2o2  → co2  + 2h2o

__can be defined as which velocity changes

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.