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1) The mass of 6

Chemistry

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1) The mass of 6.022 x 1023  lithium atoms weigh_______________

2) How many atoms of germanium are in 15.4 mg of germanium?

 

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Calculating molar mass and number of moles

 

1.     Calculate the number of moles in 1 1.52 kg sample of glucose (C₆H₁₂O₆).

 

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2) Using the information in a periodic table, calculate the number of moles in a 7.89 kg sample of aspirin(C₉H₈O₄).

 

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