Learning to talk about  chemistry  can be like learning a foreign language, but Hank is here to help with some straightforward  and  simple rules to help you learn to speak Chemistrian like a native. Table [More]
This  chemistry  video tutorial shows you how to name binary ionic compounds that contain transition metals  and  polyatomic ions. This video contains plenty of notes, examples,  and  practice problems with answers / solutions to help [More]
You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with everything we’re doing. Also, if you can afford to pay a little every month, it really helps [More]
A mole is like a dozen. It is a name for a specific number of things. There are 12 things in a dozen,  and  602 hexillion things in a mole. We’ll talk about what moles [More]
Introduction to the idea of a mole as a number (vs. an animal). Watch the next lesson: https://www.khanacademy.org/ science / chemistry /atomic-structure- and -properties/introduction-to-compounds/v/empirical-molecular- and -structural-formulas?utm_source=YT&utm_medium=Desc&utm_campaign= chemistry  Missed the previous lesson? https://www.khanacademy.org/ science / chemistry /atomic-structure- and -properties/introduction-to-the-atom/v/atomic-mass?utm_source=YT&utm_medium=Desc&utm_campaign= chemistry  Chemistry on Khan Academy: Did you know that everything is made out [More]
This video will go over what you can expect going into college as a  chemistry  major. Chemistry is a challenging major that is made up of  science   and  advanced level math courses. In addition to [More]
Atoms  and  Molecules : CBSE Class 9 IX Science An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.Every solid, liquid, gas,  and  plasma is composed of [More]
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Correction Q8: The question should read: “Which of the following scientists developed the periodic table?” By including the word ‘modern’ I have inadvertedly referred to H.G Mosely’s contributions to the periodic table…yet haven’t provided a [More]