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Chalk contains 3 percent carbon

Chalk contains calcium,carbon and oxygen in the ratio 10:3:12.Find the percentage of carbon in a chalk and in a stick of chalk,
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2. asked by Ashish
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Chalk contains 3 percent carbon 10 percent calcium and oxygen find the amount in grams of each of these substances in 1 kg
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2. asked by Monika
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chalk contains 3% of carbon,10%of calcium & 12%of oxygen.find the amount in grams of each of these substancein 1kg of chalk.
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2. asked by sonam
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Approximately what percent does Central America contribute to the total amount of carbon dioxide produced in the world?Responses
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2. 63 views
Which percent of Earth’s atmosphere does carbon dioxide gas make up?(1 point)Responses more than 99 percent more than 99
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2. asked by goofy ahh bugger
3. 348 views
Which percent of Earth’s atmosphere does carbon dioxide gas make up?(1 point)Responses about 78 percent about 78 percent more
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2. asked by Bot 2.0 🤖
3. 366 views
Which percent of Earth’s atmosphere does carbon dioxide gas make up?(1 point)Responses more than 99 percent more than 99
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2. asked by blobby
3. 54 views
Special Properties Quick Check1 of 31 of 3 Items Question Which percent of Earth’s atmosphere does carbon dioxide gas make
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Special Properties Quick Check 1 of 31 of 3 Items Question Which percent of Earth’s atmosphere does carbon dioxide gas make
1. 1 answer
2. 62 views
Which percent of Earth’s atmosphere does carbon dioxide gas make up?(1 point)Responses more than 99 percent more than 99
1. 1 answer
2. 169 views