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¿Por qué no asciende el globo y se queda anclado al vaso? ¿te atreves a explicarlo?
Si quieres realizarlo necesitas un globo, una vela, un vaso de cristal y un recipiente con agua. ...
Hipervinculo Química
"Hess's Law states that the energy of a chemical reaction is the same regardless of the number of steps needed or the reaction mechanism. Hess's law is directly related to the law of conservation of e ...
Video Química
"Gibbs Free Energy is a concept invented to create a thermodynamic relationship between enthalpy and entropy. It is most frequently used with the equation gibbs free energy = enthalpy - (entropy)(temp ...
"Enthalpy is the heat content of a system at constant pressure, but chemists almost always talk about change in enthalpy rather than total energy. Endothermic reactions have positive changes in enthal ...
"The Second Law of Thermodynamics can be rephrased in several ways. Fundamentally, it says that heat always flows from hot objects to cold objects (unless work is exerted to make it flow the other dir ...
"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 ...
Video Química
"Boyle’s Law states that volume of a given amount of gas held at a constant temperature varies inversely the with pressure. The relationship between pressure and volume of Boyle’s Law is expressed in ...
En nuestra vida cotidiana tenemos innumerables contactos con dispositivos que transforman una forma de energía en otra. Ejemplos típicos lo son el encender una luz, utilizar un refrigera ...
Hipervinculo Química
Maria Luisa Villafañe Wettengel mantiene este blog con recursos educativos y tópicos relacionados con la Química General, dirigido a personas interesadas en esta ciencia y a estud ...
FicheroServidor Física
El recurso Trabajo y Energía es una lección en pdf de 25 páginas que corresponde a la unidad interactiva Trabajo y Energía (Física de 4º ESO) que te ayudar&aac ...
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