2.85g of an oxide of copper gave 2.52g of copper on reduction and 1.90g of…

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Chemistry JAMB 1997

2.85g of an oxide of copper gave 2.52g of copper on reduction and 1.90g of another oxide gave 1.52g of copper on reduction. The data above illustrates the law of?

  • constant composition
  • conservation of mass
  • reciprocal proportions
  • multiple proportions checkmark

The correct answer is: D

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