In the following ewuation, note the raction between manganese(IV) oxide and bromide ions :  MnO2 + Br-  --> Br2 + Mn2+ Balance this redox reaction in acidic solution.  How many grams of MnO2 would be needed to produce 100.0 mL of 0.0f M Mn2+ ? How many liters of bromine vapor at 50°C and 1.5 atm would also result ?

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