Answer :
18.62 grams are in a 25.62-gram sample of carbon dioxide.
What is carbon dioxide?
1 gram of carbon = 2.66 grams of oxygen.
25.62 grams of carbon dioxide = x gram of oxygen.
There will be 25.62 grams of oxygen in a sample.
In carbon dioxide, 2.66 grams of oxygen is present for 1 gram of carbon.
So, 25.62 grams of the sample contains 18.62 grams of oxygen.
Therefore, 18.62 grams are in a 25.62-gram sample of carbon dioxide.
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