Question 114

What is $$\text{H}_2\text{O}$$ commonly known as?

Solution

$$\text{H}_2\text{O}$$ is the chemical formula of water, which is made of two hydrogen atoms and one oxygen atom. Oxygen is $$\text{O}_2$$, common salt is $$\text{NaCl}$$ and carbon dioxide is $$\text{CO}_2$$. So $$\text{H}_2\text{O}$$ is water.

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