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What is the mass in mg of cl in 3.9×10to the power 19 molecules of cl2? |
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Answer» SUPPOSE there are n MOLECULES of Cl2. therefore the NUMBER of moles of cl2 are moles=n/(6.023x10^23) therefore now the mass is equal to mass=moles*71 thats your answer do the math directly mass=n*71/(6.023x10^23 |
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