What is the empirical formula for C2H6?
CH
CH3
C2H4
C6H18

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 →

One similarity and one difference between an element and a mixture of elements

Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6