chemistry

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A scientist collects a sample of carbon dioxide that contains 1.5 x 1025 molecules of CO2. In grams, what is the mass of the sample?

  • chemistry -

    you have

    1.5x10^25/6.02x10^23 = 24.9 mol of CO2

    1 mol = 12 + 32 = 44g

    so, you have 24.9 * 44 = 1095.6g of CO2

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