Considering znco3 has molar mass 125.40 g/mol and avogadro constant 6.022×10^(23),which three conversion factors are correctly written below

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 →

What is the percent by mass of oxygen in fe2o3

What type of organic molecule comprises the majority of a potato?