plz tell it fast guys....
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Answer:
moles of of oxygen=no.atom of oxygen /NA
=2.58×10^24/6.02×10^23
=0.428×10
=4.28moles of O2
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Hyy mate
Explanation:
Moles of oxygen
=no of oxygen /NA
=2.58×10²⁴/6.02×10²³
=0.428×10
=4.28 moles
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