The percentage by mass of calcium in Ca(OCI) 2 is [Ca = 40.0; CI =
CHEMISTRY
WAEC 2013
The percentage by mass of calcium in Ca(OCI)2 is [Ca = 40.0; CI = 35.5; O = 16.0]
- A. 28.0%
- B. 31.6%
- C. 43.8%
- D. 44.5%
Correct Answer: A. 28.0%
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