How would you confirm that a colorless liquid given to you is pure water?

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D Mukherjee

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We can confirm the colorless liquid to be water by putting it on a gas stove and watching if it starts boiling at exactly 100 degrees Celsius
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Biology lover

When heated, it will start boiling at 100°C
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Mathematics and physics lover besides being an electronics hobbyist

One easy step is to check its boiling point that is if its boiling point is around 100 degree celcius then it confirms that the colourless liquid is water.
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