[tex]\rm 1.81\times 10^2^4[/tex] number of particles are present in 3 moles.
What are moles?
The mole is a SI unit of measurement that is used to calculate the quantity of any substance.
1 mol =
We know that 1 mol = [tex]6.02\times 10^2^3[/tex]
so, 3 mol =
[tex]3 mol\times \dfrac{6.02\times 10^2^3 }{1 mol} = 1.81\times 10^2^4 particles.[/tex]
Thus, the number of particle is [tex]\rm 1.81\times 10^2^4[/tex]
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