The mole and Avogadro’s number | Atomic structure and properties | AP Chemistry | Khan Academy

Continue your journey! Dive into the subsequent lesson and apply the concepts you’ve been studying. Here’s the link for further exploration: https://www.khanacademy.org/science/ap-chemistry-beta/x2eef969c74e0d802:atomic-structure-and-properties/x2eef969c74e0d802:moles-and-molar-mass/v/worked-example-calculating-molar-mass-and-number-of-moles. Remember, one mole represents 6.022 × 10²³ particles of a given substance.

The visual displays a black background with white text overlay that reads “The mole and Avogadro’s number.” Beneath this headline, part of the periodic table is visible with elements like Hydrogen (H), Helium (He), and Lithium (Li) shown. Handwritten annotations are present, such as “6.94 grams of Li” pointing to Lithium and “Atomic mass -> mass of sample” pointing to a general explanation on the table. It appears to be a screen capture from an educational video, likely explaining the concept of molar mass and the use of Avogadro’s number in chemistry.

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