If 20 mL of 0.1 M K2Cr2O7 is required to titrate 10 mL of a liquid iron supplement, then the-

Описание к видео If 20 mL of 0.1 M K2Cr2O7 is required to titrate 10 mL of a liquid iron supplement, then the-

If 20 mL of 0.1 M K2Cr2O7 is required to titrate 10 mL of a liquid iron supplement, then the concentration of iron in the vitamin solution is-
(a) 1.2 M (b) 2.4 M (c) 0.6 N (d) 1.56 M

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