A Level Chemistry 9701/12/O/N/20 Q2

Question

An ore of manganese contains 4% by mass of MnO2 and no other manganese compound.
Which mass of manganese would be obtained from 1 tonne of this ore?
A 25.3 kg B 40.0 kg C 63.3 kg D 632 kg

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    2021-07-06T17:49:47+08:00

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