Chalk contains 3 percent carbon

  1. 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. Ashish asked by Ashish
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  2. 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. Monika asked by Monika
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  3. 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. sonam asked by sonam
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  4. Approximately what percent does Central America contribute to the total amount of carbon dioxide produced in the world?Responses
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  5. 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. goofy ahh bugger asked by goofy ahh bugger
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  6. 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. Bot 2.0 🤖 asked by Bot 2.0 🤖
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  7. 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. blobby asked by blobby
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  8. 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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  9. Special Properties Quick Check 1 of 31 of 3 Items Question Which percent of Earth’s atmosphere does carbon dioxide gas make
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  10. 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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