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Which molecule is nonlinear? ( )
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Calculate the molarity of a solution of 0.556 g PbCl2 in 125 mL of solution. Atomic mass: Pb = 207.2, Cl = 35.5 ( )
Which pair of reactants would you use to prepare manganese() sulfide by a reaction between ions in solution? ( )
Which sample of a gas would follow the ideal gas equation most closely? ( )
What is the approximate ratio of the effusion rates between O2 and H2 gas? ( )
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