Question

calculate no of moles in 4g of O2 molecules.​

Answer 1

Explanation:

To calculate the number of molecules in 4g of oxygen, we have, Moles of oxygen = 4/32 = 0.125mol, Molecules of oxygen = 0.125 * 6.022 * 10^23 = 7.52 * 10^22

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Answer 2

Answer:

calculate the number of molecules in 4g of oxygen,

we have, Moles of oxygen = 4/32 = 0.125mol,

Molecules of oxygen = 0.125 × 6.022 × 10²³ = 7.52 ×10²².