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  • 05:04 Ideal Gas Example 4

    Ideal Gas Example 4

    336 views / 0 likes - added

    Figuring out the molar mass of a mystery molecule at STP. More free lessons at: http://www.khanacademy.org/video?v=Osl6HEDZZ-E

  • 13:57 Suspensions, Colloids and Solutions

    Suspensions, Colloids and Solutions

    397 views / 0 likes - added

    Suspensions, Colloids and Solutions. The difference between Molarity and Molality. More free lessons at: http://www.khanacademy.org/video?v=3ROWXs3jtQU

  • 12:47 Stoichiometry: Chemistry for Massive Creatures - Crash Course Chemistry #6

    Stoichiometry: Chemistry for Massive Creatures - Crash Course Chemistry #6

    416 views / 0 likes - added

    Chemists need stoichiometry to make the scale of chemistry more understandable - Hank is here to explain why, and to teach us how to use it. Table of Contents Atomic Mass Units 2:24 Moles 5:12 Molar Mass 5:59 Equation Balancing 8:45 Molar Ratios 11:11 Cra

  • 13:34 Water and Solutions -- for Dirty Laundry: Crash Course Chemistry #7

    Water and Solutions -- for Dirty Laundry: Crash Course Chemistry #7

    536 views / 0 likes - added

    Dihydrogen monoxide (better know as water) is the key to nearly everything. It falls from the sky, makes up 60% of our bodies, and just about every chemical process related to life takes place with it or in it. Without it, none of the chemical reactions t

  • 11:31 Precipitation Reactions: Crash Course Chemistry #9

    Precipitation Reactions: Crash Course Chemistry #9

    348 views / 0 likes - added

    A lot of ionic compounds dissolve in water, dissociating into individual ions. But when two ions find each other that form an insoluble compound, they suddenly fall out of solution in what's called a precipitation reaction. In this episode of Crash Course

  • 08:21 Solutions: Crash Course Chemistry #27

    Solutions: Crash Course Chemistry #27

    464 views / 0 likes - added

    This week, Hank elaborates on why Fugu can kill you by illustrating the ideas of solutions and discussing molarity, molality, and mass percent. Also, why polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes. All that plus

  • 03:53 Popular Why Don’t We Need Our Wisdom Teeth Anymore?

    Why Don’t We Need Our Wisdom Teeth Anymore?

    730 views / 4 likes - added

    How did humans evolve to no longer need wisdom teeth? The Disturbing Places Teeth Can Grow ►►►► http://bit.ly/1OCIzjo Sign Up For The TestTube Newsletter Here ►►►► http://bit.ly/1myXbFG Read More: Are people without wisdom teeth more highly evolved? http:

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  • 03:24 What Really Causes Cavities?

    What Really Causes Cavities?

    552 views / 2 likes - added

    Hate going to the dentist? Keep the millions of microbes in your mouth happy. Subscribe! http://bit.ly/1FkxVLb ‖ Twitter! https://twitter.com/gross_science ‖ Tumblr! http://grossscience.tumblr.com/ More Microbe Week videos! (Click "show more" for links) B

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  • 03:55 Proof Of Evolution That You Can Find On Your Body

    Proof Of Evolution That You Can Find On Your Body

    483 views / 1 likes - added

    You have your mom's smile, your dad's eyes, and the ear muscles of a Triassic mammal. Subscribe to our channel! http://goo.gl/0bsAjO Forty-two percent of Americans say that humans were created in their present form within the past 10,000 years — a percent

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  • 04:45 How did teeth evolve? - Peter S. Ungar

    How did teeth evolve? - Peter S. Ungar

    592 views / 0 likes - added

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/how-did-teeth-evolve-peter-s-ungar You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life,

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  • 03:50 What Do Artificial Sweeteners Actually Do to Your Body?

    What Do Artificial Sweeteners Actually Do to Your Body?

    363 views / 0 likes - added

    Before you put zero-calorie sweeteners in your coffee, find out how these sugar alternatives are actually harming your health. Your Gut Microbes Are Controlling Your Mind, Here’s What You’ll Do For Them - https://youtu.be/0raVj1BA7iU Read More: Artificial

  • 12:30 The Mole 3 - Molar Mass

    The Mole 3 - Molar Mass

    227 views / 0 likes - added

    Craig Beals from Beals Science explains how to calculate the molar mass of elements as well as the molar mass of compounds. Included are examples of using dimensional analysis to calculate mass of a certain number of moles as well as practice problems. To

  • 14:11 The Mole 4 - Converting Mass to Atoms: Practice Problems

    The Mole 4 - Converting Mass to Atoms: Practice Problems

    228 views / 0 likes - added

    Craig Beals from Beals Science explains how to convert between mass in grams to atoms using the mole. The video includes molar mass, Avogadro's number, converting and mole practice problems. To learn more visit: http://www.BealsScience.com For the previou

  • 06:39 The Mole 5 - Converting Moles of Compound to Mass

    The Mole 5 - Converting Moles of Compound to Mass

    235 views / 0 likes - added

    Craig Beals explains how to convert between moles of a compound and mass using three simple steps. Being able to calculate the molar mass of a compound is a skill outlined in this video including two mole conversion practice problems. To learn more visit:

  • 03:55 Proof of evolution that you can find on your body

    Proof of evolution that you can find on your body

    167 views / 0 likes - added

    You have your mom's smile, your dad's eyes, and the ear muscles of a Triassic mammal. Forty-two percent of Americans say that humans were created in their present form within the past 10,000 years — a percentage that hasn't changed much since 1982,

  • 11:35 (NEW) World Record Elephant Toothpaste w/ David Dobrik

    (NEW) World Record Elephant Toothpaste w/ David Dobrik

    170 views / 0 likes - added

    Thank you David and V.Squad: https://youtu.be/6qLyzJbCJUYFollow me on Instagram: https://www.instagram.com/nickuhasShare This Video: https://youtu.be/XXn4fP3CnJgIn this experiment we used 625L 35% of hydrogen peroxide, which is 3X our last attempt, 245 mo


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