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Khan Academy offers a comprehensive guide on molarity, explaining its concepts and applications in chemistry.
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Dilution is the process of reducing the concentration of a solute in a solution by adding more solvent.
Some basic concepts of chemistry | Khan Academy
Chemistry is the study of matter and the changes it can undergo. In this first unit of class 11 chemistry, we learn the significance of scientific notation, rules to calculate significant figures, …
High school chemistry - Khan Academy
High school chemistry. NEW. High school physics. NEW. Hands-on science activities. NEW. AP®︎/College Biology; AP®︎/College Chemistry; AP®︎/College Environmental Science; …
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Molarity is moles per liter, so let's go ahead and rewrite this as 0.032 moles per liter. The volume of the solution is 100 milliliters, which is equal to 0.100 liters. So if we multiply moles per liter …
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Let's understand what a mole is, why it's special and how we use the concept of a mole in numericals.
Chemistry - Dilution & molarity - Khan Academy Help Center
2021年8月28日 · Please see the picture and look at step 2 where the number of moles of OH- is calculated by multiplying the 0.352 moles of Ba(OH)2 by 2 mol OH- over 1 mol Ba(OH)2 which …
Molarity (apply) (practice) | Khan Academy
Apply your understanding of molarity in this set of free, standards-aligned practice questions.
New medical laboratory videos - Khan Academy Blog
2012年9月28日 · Dr. Rishi Desai, our medical fellow, has made a whole host of new videos about laboratory values and the concepts of molarity, molality, osmolarity, osmolality, and tonicity. …