What is the percentage by weight of calcium in Ca(OCI)2? [Ca = 40, Cl = 35.5, O = 16]
a
28.0%
b
31.6%
c
43.8%
d
44.5%
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Promix_Ose
1 year ago
Ca(OCL)2 = 40 + (16x2) + (35.5x2)
=40 + 32+ 71
=143
% of Ca = 40*100/143
= 4000/143
= 27.97
~28.0%
solved by promix
