Una sustancia A se mezcla en cantidades iguales con otra sustancia B. Admitiendo que al cabo de 1000 segundos la mitad de A haya reaccionado y que luego de 2000 segundos sólo queda 0,25 de la cantidad inicial, determine si el proceso pertenece a una reacción de primer orden calculando su k.

chemical digestion occurs in the stomach were hcl and pepsin forms chyme, the mouth in which salivary amylase breaks down starch to form bolus, and the small intestine specifically the duodenum.

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?

the answer is 75.0%.

the transfer of heat by electromagnetic radiation is called thermal radiation . it is usually carried out by electromagnetic waves in an energy range just below the visible spectrum, which is the infrared range.

so the answer would be radiation.

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