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If 1 mL of water contains 20 drops then number of molecules in a drop of water

If 1 mL of water contains 20 drops then number of molecules in a drop of water is

Options

(a) 6.023 x 10²³ molecules
(b) 1.376 x 10²⁶ molecules
(c) 1.344 x 10¹⁸ molecules
(d) 4.346 x 10²° molecules

Correct Answer:

1.344 x 10¹⁸ molecules

Explanation:

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