A. 16
B. 48
C. 40
D. 12
Correct Answer:
Option B – 48
Calculate the percentage composition of oxygen in calcium trioxocarbonate(IV) [Ca=40, C=12, O=16]
![The percentage by mass of calcium in Ca(OCI)2 is [Ca = 40.0; CI = 35.5; O = 16.0]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png "The percentage by mass of calcium in Ca(OCI)2 is [Ca = 40.0; CI = 35.5; O = 16.0]")
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