Chalk contains 10%calcium,3%carbon and 12% oxygen .the amount ofeach of these in 1kg of chalk are
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Here is your answer
10% calcium means 10% of 1 kg
Calcium = 100gm
3% carbon means 2% of 1 kg
Carbon = 3gm
12% oxygen means 12% pf 1kg
Oxygen = 12gm
Here is your answer
10% calcium means 10% of 1 kg
Calcium = 100gm
3% carbon means 2% of 1 kg
Carbon = 3gm
12% oxygen means 12% pf 1kg
Oxygen = 12gm
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