The density of water is 1000 kg/m3 and the density of copper. is 8900 kg/m3. Which of the following statements is incorrect ?
(a) The density of a certain volume of copper The density of the same volume of water =8.9
(b) The volume of a certain mass of copperThe volume of the same mass of water =8.9
(c) The weight of a certain volume of copperThe weight of the same volume of water=8.9
(d) The mass of a certain volume of copperThe mass of the same volume of water =8.9