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Molar Mass of Hydrogen Peroxide

On the Molar Mass of Hydrogen Peroxide
If you want to know the molar mass of hydrogen peroxide, you need to know its constituent elements and atomic weight. For hydrogen peroxide, the chemical formula is $H_ {2} O_ {2} $, which is composed of hydrogen ($H $) and oxygen ($O $).

The atomic weight of hydrogen is about $1g/mol $, and the atomic weight of oxygen is about $16g/mol $. In hydrogen peroxide molecules, there are two hydrogen atoms and two oxygen atoms.

Therefore, the method of calculating its molar mass is to multiply the atomic weight of hydrogen by the number of hydrogen atoms, and the atomic weight of oxygen by the number of oxygen atoms. That is: $ (2\ times1g/mol) + (2\ times16g/mol) = 2g/mol + 32g/mol = 34g/mol $.

From this, it can be seen that the molar mass of hydrogen peroxide is $34g/mol $. This value plays a key role in many calculations of chemistry, such as the amount and concentration of substances, and is an indispensable basic data for chemical study and practice.