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441 Algebra Training Courses (Page 10)

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Chemistry: Relationship between Ka and Kb

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The relationship between Ka and Kb, and pKa and pKb. Examples of finding Ka of a weak acid given Kb of the conjugate base. Chemistry Did yo…

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Physics: Electrostatic telegraphs (case study)

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Long before the internet people thought about sending information along wires using static electricity. Physics Learn about the basic princ…

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Physics: Projectile motion (part 2)

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A derivation of a new motion equation Physics Learn about the basic principles that govern the physical world around us. Solid understandin…

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Chemistry: Half-life of a second-order reaction

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Deriving half-life equation of a second-order reaction starting from the integrated rate law. Chemistry Did you know that everything is mad…

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Chemistry: Introduction to redox reactions

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Finding the half reactions in a combustion reaction, and identifying what is getting oxidized and reduced. Chemistry Did you know that ever…

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Chemistry: Standard reduction potentials

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How to use a table of standard reduction potentials to calculate standard cell potential. Identifying trends in oxidizing and reducing agen…

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Chemistry: The periodic table - transition metals

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The definition of a transition metal, and how to write the electron configuration including examples for Fe and Zn. Chemistry Did you know …

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Chemistry: Calculating internal energy and work example

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Worked example calculating the change in internal energy for a gas using the first law of thermodynamics Chemistry Did you know that everyt…

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Chemistry: Calorimetry and enthalpy introduction

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Today's episode dives into the HOW of enthalpy. How we calculate it, and how we determine it experimentally...even if our determinations he…

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Chemistry: Buffers, the acid rain slayer

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In this episode, Hank talks about how nutty our world is via Buffers! He defines buffers and their compositions, talks about carbonate buff…

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Physics: Mechanical advantage (part 3)

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Introduction to pulleys and wedges Physics Learn about the basic principles that govern the physical world around us. Solid understanding o…

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Chemistry: Stoichiometry example problem 2

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Calculating mass of oxygen needed and grams of product formed from the combustion of 25.0 g of glucose. Chemistry Did you know that everyth…

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Chemistry: Change of state example

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Specific heat capacity and enthalpy of vaporization example: calculating how much energy it takes to vaporize 1.00 kg of ethanol starting f…

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Chemistry: 2015 AP Chemistry free response 3b

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Calculating the concentration of weak base using information about equivalence point in a titration. From 2015 AP Chemistry free response 3…

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Physics: How much electrolyte does a single cell need?

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Observation: when we pull our cell out of the electrolyte it still causes a deflection, which increases when pressure is applied. How could…