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"The d-block elements are found in the middle of the period table. The d-block elements are called transition metals and have valence electrons in d orbital's. The f-block elements,found in the two ro ...
Video Física
"All electrons have four quantum numbers which describe the location of electrons in the electron cloud of an atom. The principle quantum number (n) describes the size of the orbital the electron is i ...
Video Química
"Dalton’s Law states that total pressure of a gaseous mixture is equal to the sum of the partial pressures of each substance present. " Fuente: BrightStormDalton's Law es un contenido didáctico (en in ...
"Proteins, also known as polypeptide chains, are macromolecules of linked amino acids. Proteins are types of organic compounds that, among other things, store energy and form enzymes. Proteins have se ...
"Pressure is defined as force per unit of square area. Pressure is measured in pascals (Pa) which is equal to one Newton per square meter." Fuente: BrightStormPressure es un video-tutorial (en inglés) ...
Video Física
"The law of conservation of mass states that mass is neither created nor destroyed. In a closed system, mass of reactants is equal to mass of products. The law of conservation of mass is related to th ...
"Conservation of energy, sometimes called the first law of thermodynamics, states that energy can neither be created nor destroyed. Energy, however, can be transferred from one form to another." Fuent ...
"Conjugate acids and bases are acids and bases that differ only in the presence or absence of a hydrogen ion. In acid base equilibrium both the forward and backward reaction involve proton transfer. A ...
Video Química
"The Combined Gas Law combines Charles’ Law, Boyle’s Law and Gay Lussac’s Law. The Combined Gas Law states that a gas’ pressure x volume x temperature = constant. " Fuente: BrightStormCombined Gas Law ...
"Suspensions are mixtures of particles that settle out if let undisturbed. Suspensions can be filtered, while solutions cannot. Colloids are a type of mixture whose particles are held together through ...
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