The percentage by mass of calcium in Ca(OCI)2 is [Ca = 40.0; CI = 35.5; O = 16.0] by Sunday | May 7 | Chemistry WAEC | 0 comments A. 28.0% B. 31.6% C. 43.8% D. 44.5% Correct Answer: Option A A. 28.0% Users Also Read These:The system of election whereby each political party…Calculate the percentage by mass of nitrogen in…An oven dried soil sample of mass 8g had a mass of…In the electrolytic extraction of calcium from…A mixture of calcium chloride and calcium…