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What mass of O(2) would be formed from t...

What mass of `O_(2)` would be formed from the reaction of `34.0 g H_(2)O_(2), 180.0 g KMnO_(4)` and excess of `H_(2)SO_(4)` according to following equation. (mol wt. of `H_(2)O_(2)=34` amu, `KMnO_(4)=158` amu ) ?
`H_(2)O_(2)+2KMnO_(4)+3H_(2)SO_(4) to K_(2)SO_(4)+2MnSO_(4)+8H_(2)O+5O_(2)`

A

`32 g`

B

`64 g`

C

`8.9g `

D

`160 g`

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