Calculate the no. of moles in 128g of O2?

molar mass of O2 =32g
given mass=128g
No. of moles = given mass/molar mass
=128/32=4 moles

  • 7
Molar mass=32 g
Given mass=128g
no. of moles=128/32
= 4 moles.
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nic sakshi
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