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Pure Metal • Pure metals have the following physical properties: (a) High density (b) High melting and boiling points (c) Good conductors of heat and electricity (d) Malleable…

1. The ratio of the molar amounts of H2S needed to precipitate the metal ions from 20 ml each of 1 M Cd(NO3)2 and 0.5 M CuSO4 is (a) 1 : 1 (b) 2 : 1 (c) 1 : 2 (d) indefinite…

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