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21-02-2024
Chemistry

contestada

What mass of NaOH is needed to precipitate the Cd²⁺ ions from 40.0 mL of 0.470 M Cd(NO₃)₂ solution?
a) 1.88 g
b) 3.76 g
c) 7.52 g
d) 15.04 g

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