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If given: A 1.4470g sample of an oxide of gold was reduced with ethane to 1.2900g of gold metal. What is the simple formula of the original gold oxide?

  • Chemistry -

    How many moles of gold is 1.29g? How many moles of O is in (1.447-1.29)g of oxygen?

    divide the lower number of moles (gold, or O) into the larger, that is the mole ratio of the elements in the formula.

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