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Calculate the percentage mass of hydrogen in hydrochloric acid, HCI​

User Ammaroff
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Answer:

To find the mass percent of hydrogen in hydrogen chloride, we must divide the weight of the hydrogen atom alone by the weight of the entire molecule. Then we multiply by 100% to find the percentage. Thus, 2.77% of the mass of hydrogen chloride is hydrogen.

Step-by-step explanation:

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User Zeyad Etman
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