InterviewSolution
Saved Bookmarks
| 1. |
Calculate the mass percentage of calcium, carbon and oxygenin CaCO3 (ca= 40, C =12, 0 =16) |
| Answer» TION:In 100 G CACO 3 , 40 g Ca is present.In 4 g CaCO 3 , Let x g Ca be present4x = 10040 ⟹x=1.6 g | |