# Partial Pressures and Vapor Pressure: Crash Course Chemistry #15

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Podcast: [CrashCourse](https://stenobird.com/podcast/crashcourse-8026346)
Published: 2026-09-19T08:02:43+00:00
Episode link: https://traffic.megaphone.fm/HD1232302365.mp3
Audio file: https://traffic.megaphone.fm/HD1232302365.mp3
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Duration seconds: 969

## Resource

This week we continue to spend quality time with gases, more deeply investigating some principles regarding pressure - including John Dalton's Law of Partial Pressures, vapor pressure - and demonstrating the method for collecting gas over water. Pssst... we made flashcards to help you review the content in this episode! Find them on the free Crash Course App! Download it here for Apple Devices: https://apple.co/3d4eyZoDownload it here for Android Devices: https://bit.ly/2SrDulJTable of ContentsTheory of the Atom 1:48Adding up the Pressures 2:34Mixing Vinegar & Baking Soda 7:15Collecting Gas Over Water 8:54Crash Course is on Patreon! You can support us directly by signing up at http://www.patreon.com/crashcourseWant to find Crash Course elsewhere on the internet?Facebook - http://www.facebook.com/YouTubeCrashCourseTwitter - http://www.twitter.com/TheCrashCourseInstagram - https://www.instagram.com/thecrashcourse/CC Kids: http://www.youtube.com/crashcoursekids Learn more about your ad choices. Visit megaphone.fm/adchoices

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## Transcript

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