Por qué puede ser espontáneo un cambio, aun cuando la entropía del sistema disminuya? Indique un cambio espontáneo en el cuál la entropía del sistema disminuya.

Which mathematical relationship should you us to convert moles of a substance into grams

A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?

What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct