A.The income we get and the wealth we have in our homes. B.Our net revenue we receive. C.Investments and life insurance. D.Pension funds, stocks and bonds.
【单选题】11-2 某溶液含 Sr 2+ (0.010mol · L -1 ), Co 2+ (0.0010mol · L -1 ), Cd 2+ (0.100 mol · L -1 ) , Na + (1.0mol · L -1 ) 。已知 K sp (SrCO 3 ) = 1.1 x 10 -10 , K sp (CoCO 3 ) = 1.4 x 10 -13 , K sp (CdCO 3 ) = ...
【单选题】1-2 某溶液含 Sr 2+ (0.010mol · L -1 ), Co 2+ (0.0010mol · L -1 ), Cd 2+ (0.100 mol · L -1 ) , Na + (1.0mol · L -1 ) 。已知 K sp (SrCO 3 ) = 1.1 x 10 -10 , K sp (CoCO 3 ) = 1.4 x 10 -13 , K sp (CdCO 3 ) = 5...