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3 A 20.0 g sample of mercury(II) oxide (Hgo, M = 216.6) is heated strongly, causing it to decompose to metallic Hg and O2 gas.

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3 A 20.0 g sample of mercury(II) oxide (Hgo, M = 216.6) is heated strongly, causing it to decompose to metallic Hg and O2 gas. What volume of O2 gas is produced (measured at STP) [R =00821 atm.L/mol.K] (2 Points) 2H30 --> 2H30 + 02 2.07L 14.0 L 1.03 L 4.14 L

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