Question

Chalk contains 10% calcium 3% carbon and 12% oxygen. Find the amount of each of these compounds in 500 g of chalk.​

Answer 1

Answer:

Hope it help you

Step-by-step explanation:

1kg=1000gram

1. Calcium(10%)= (10/100)*1000

=100 gram

2.carbon (3%)= (3/100)*1000

=30 gram

3. oxygen (12%)=(12/100)*1000

= 120 gram

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