Carbon and Oxygen in the ratio 10 : 3 : 12. Find the percentage of Carbon in chalk. (ii) If in a stick of chalk

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7.(i) Chalk contains Calcium, Carbon and Oxygen in the ratio 10 : 3 : 12. Find the percentage of Carbon in chalk. (ii) If in a stick of chalk, Carbon is 3 g, what is the weight of the chalk stick?
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7.(i) Chalk contains Calcium, Carbon and Oxygen in the ratio 10 : 3 : 12. Find the percentage of Carbon in chalk. (ii) If in a stick of chalk, Carbon is 3 g, what is the weight of the chalk stick? 7.(i) Chalk contains Calcium Carbon and Oxygen in the ratio 10 : 3 : [...]
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Tags: 7.(i) Chalk contains Calcium , Carbon and Oxygen in the ratio 10 : 3 : 12. Find the percentage of Carbon in chalk. (ii) If in a stick of chalk , Carbon is 3 g , what is the weight of the chalk stick? ,