Question

Calculate the no. of molecules, present in one drop of H2O whose mass in 0.01g​

Answer 1

Answer:

Molecular mass of H

O

=18g=1mole

18g of water contains 6.022×10

23

molecules.

∴0.18g of water contains, =

18

0.18×6.023×10

23

=0.06023×10

23

=6.023×10

23

molecules.

Explanation:

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