A 100mL solution containing 0.4 M `As_(2)S_(3),` 5M NaOH and 6M `H_(2)O_(2)` are reacted to form `AsO_(4)^(3)" and "SO

A 100mL solution containing 0.4 M `As_(2)S_(3),` 5M NaOH and 6M `H_(2)O_(2)` are reacted to form `AsO_(4)^(3)" and "SO_(4)^(2-)` as product.
If final solution is allowed to stand for some time, what maximum volume of `O_(2)` at 1 atm and 273K can be obtained by decomposition of `H_(2)O_(2)`?
A. 112mL
B. 224mL
C. 336mL
D. 448mL

A 100mL solution containing 0.4 M `As_(2)S_(3),` 5M NaOH and 6M `H_(2)O_(2)` are reacted to form `AsO_(4)^(3)" and "SO_(4)^(2-)` as product. If final

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