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:Calculate the percentage composition of oxygen in…What is the percentage by weight of calcium in…The system of election whereby each political party…A uniform metre rule of mass 90g is provided at the…A fresh soil sample of mass 180 g had a mass of 120…