CHEMISTRY STandaRd lEvEl PaPER 1 ... - IB Repository

May 18, 2009 - 79 Au. 196.97. 47 Ag. 107.87. 29 Cu. 63.55. The Periodic T able. 98 Cf. (251). 66 Dy. 162.50. 80 Hg. 200.59. 48 Cd. 112.40. 30 Zn. 65.3...

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