Question

number of moles of sodium oxide in 620g

Answer 1

Hey there,

Formula of Sodium oxide is Na₂O
Mass=2(23)+16=62

Since mole=Given mass/atomic mass
=620/62=10 moles

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Answer 2

hii friend

here is your answer

as we know that one mole of sodium oxide has the mass of 62 gram

show the number of moles present in 620 grams of sodium Na
= 620/62=10 moles

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from brainly star Amaytripathi19