Mg+2 H20 Mg(OH)2+H2 what is the temperature

Ineed with my science work! it’s due tomorrow!

1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true