Question

calculate number of moles present in 3.011 into 10 raise to power 23 number of oxygen atoms​

Answer 1

We have,

6.022×10²³ oxygen atoms = 1 mole

SO, 3.011×10²³ of oxygen atom = 0.5 mole

Mass of 1 mole oxygen = 16 g, hence mass of 0.5 of oxygen mole = 8 g

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