Question

What is Hydrogen???

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Answer 1

Answer:

Hi, Hydrogen Hydrogen is the chemical element with the symbol H and atomic number 1.

Answer 2

Explanation:

Hydrogen is a chemical element. It has the symbol H and atomic number 1. It has a standard atomic weight of 1.008, meaning it is the lightest element in the periodic table. Hydrogen is the most common chemical element in the Universe, making up 75% of all normal (baryonic) matter (by mass).

uses:

Hydrogen can be used in fuel cells to generate electricity, or power and heat. Today, hydrogen is most commonly used in petroleum refining and fertilizer production, while transportation and utilities are emerging markets.

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