منابع باز و رایگان آموزشی برای افغانستان

فلتر
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Louis Pasteur

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Evaporation Experiment

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Simple Machines

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Rainbows

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Refraction and the Reappearing Coin

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Optics

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Naming Acids

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Bronsted-Lowry Acids and Bases

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Transition elements

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Boyle's Law

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Charles' Law

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Behavior of Gases

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Structural Biochemistry/Chemical Bonding

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Quantum numbers

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Quantum numbers, orbitals, and probability patterns

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Light and the Atomic Spectra

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Bohr's Atomic Model

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Rutherford's Atomic Model

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Dalton's Atomic Theory

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Chemistry

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Introduction to Matter

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Physical and Chemical Properties of Matter

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Ethanol

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Circuits

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Solutions and Dissolving

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Black Holes

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Ohm's Law