20. Will a salt precipitate when x ml of substance B is mixed with a concentration of cf (B) and y ml of substance D with a concentration of mol / l Disregard changes in volume during mixing (see Table 5.7).
N V x, ml sec(V) G y, ml sec(G)
20 Na2S 200 0.0009 Sb(NO3)3 900 0.00014

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