Question

2×10^-10 ions of Na+ =______mole​

Answer 1

Answer:

mole= 3.3×10^-34

Explanation:

no. of ions = no. of moles × Avogadro's no.

2× 10^-10. = no. of moles ×( 6 × 10^23)

..

no. of moles =2×10^-10/ 6×10^23

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No. Of Moles =3.3 ×10^-34

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