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How big is a mole? (Not the animal, the other one.) - Daniel Dulek

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The word “mole” suggests a small, furry burrowing animal to many. But in this lesson, we look at the concept of the mole in chemistry. Learn the incredible magnitude of the mole--and how something so big can help us calculate the tiniest particles in the world.

The mole is a really helpful way to count really small things. Are there other methods we use to help us count? Do we have a number that helps us group really large things? Give some examples (not listed in the video) of how we group items on a daily basis.

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TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Producer Aaron Augenblick, Lisa Thomas
  • Director Barbara Benas
  • Educator Daniel Dulek
  • Narrator Daniel Dulek

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