Hydrogen Atom and Mole Calculation: How Many Hydrogen Atoms in One Mole?

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SUMMARY

One mole of hydrogen molecules (H2) contains 2 times Avogadro's number, which is 6.02 x 1023 molecules per mole. Therefore, there are 1.204 x 1024 hydrogen atoms in one mole of hydrogen molecules. The discussion clarifies that a mole is a counting unit, similar to a dozen, and emphasizes the distinction between molecules and individual atoms. Understanding this concept is crucial for accurate calculations in chemistry.

PREREQUISITES
  • Understanding of Avogadro's constant (6.02 x 1023)
  • Basic knowledge of molecular structure, specifically hydrogen (H2)
  • Familiarity with the concept of a mole in chemistry
  • Ability to perform basic multiplication for calculations
NEXT STEPS
  • Study the concept of moles and their applications in stoichiometry
  • Learn about Avogadro's law and its implications in gas behavior
  • Explore molecular vs. atomic counts in different substances
  • Investigate the role of moles in chemical reactions and equations
USEFUL FOR

Chemistry students, educators, and anyone interested in understanding molecular calculations and the concept of moles in chemical reactions.

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Homework Statement


How many hydrogen atoms are there in one mole of hydrogen molecules?

Homework Equations


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The Attempt at a Solution



Is there 6.02x1023 hydrogen atoms in one mole?
Is that correct?
 
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Almost. A mole is just a number, like a dozen. What if I said, "How many shoes are there in a dozen pairs of shoes?" This question is like that. How many hydrogen atoms are in a hydrogen molecule?
 
phyzguy said:
Almost. A mole is just a number, like a dozen. What if I said, "How many shoes are there in a dozen pairs of shoes?" This question is like that. How many hydrogen atoms are in a hydrogen molecule?
Would there be 2 atoms in one molecule?
 
Yes. Someone must have told you, it's impossible to guess.
 
epenguin said:
Yes. Someone must have told you, it's impossible to guess.
Haha.
 
Sace Ver said:
Would there be 2 atoms in one molecule?

Yes. So how many hydrogen atoms are there in a mole of hydrogen molecules?
 
phyzguy said:
Yes. So how many hydrogen atoms are there in a mole of hydrogen molecules?
Would that be 2 multiplied by Avogadro's constant?
 
Yes.
 

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