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Solve this: 2:10pm Meritnation 4 O Cuo cuC12 O Solution The molar mass of CuS04 = 65 + 32 + (4 x 16) 161 gmorl . the percentage of copper in CuS04 (65/161) x 100 = 40.37 The molar mass of 65 + {(14 + 48) x 2} 189 gmol¯ 1 Percentage of copper in = (65 / 1 89) x 100 34.39 The molar mass of Cuo = 63 + 16 = 79 gmorl .•.the percentage of copper in Cuo = (63/79) x 100 79.74 The molar mass of CuC12 = 63 + (35.5 x 2) 134 gmorl .•.the percentage of copper in CuC12 (63/134) x 100 = 47.01 Thus, the percentage of copper is the highest in CuO. The correct answer is B.

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The soln is already there bruh? What to solve?
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