29. The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is A.1.568 x 103 B.6.023 x 1019 C.4.84 x 1017 D.6.023 x 1023

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Abhishek Mishra

2 years ago

Answer: Option B Solution: The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 6.023 x 1019.

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