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In basic solution CrO4^(2-) oxidises S2O...

In basic solution `CrO_4^(2-)` oxidises `S_2O_3^(2-)` to form `[Cr(OH)_4]^(ɵ)` and `SO_4^(2-)` How many millilitres of 0.154 `M Na_2CrO_4` are required to react with 40.0 " mL of " 0.246 M `Na_2S_2O_3`.

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170 ml
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In basic medium CrO_(4)^(2-) reacts with S_(2)O_(3)^(2-) resulting in the formation of Cr_(OH)_(4)^(ɵ) and SO_(4)^(2-) How many " mL of " 0.1 M Na_(2)CrO_(4) is required to react with 40 " mL of " 0.25 M Na_(2)S_(2)O_(3) ?

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In basic medium CrO_4^(2-) oxidises S_2O_3^(2-) to form SO_4^(2-) and itself changes into Cr(OH)_4^(-) . The volume of 0.154 M CrO_4^(2-) required to react with 40 mL of 0.25 M S_2O_3^(2-) is "___" mL.

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MOTION-CLASSROOM PROBLEMS -Oxidation and Reduction
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