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22-05-2023
Chemistry

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Reaction: 2K2O+4MnO2+3O2(g)  4KMnO4 (aq)

If you start with 291(g) of MnO2, how many moles of NaOH will you start with? (The molar mass of MnO2 is 87 for every 1 mole)

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