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[" A piece of copper having an internal cavity weighs "264g" in air and "221g" in water.If the density of "],[" copper is "8.8g/cm^(3)" ,find the volume of the cavity "264g" in air and "221g" in water.If the density of "],[" (A) "33cm^(3)" ,(B) "23cm^(3)" of the cavity: "],[qquad [" (C) "13cm^(3)," (D) "9cm^(3)]]

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