En un balneario necesitan calentarse 1 millón de litros de agua anuales, subiendo la temperatura desde 15 ºC a 50 ºC ypara ello utilizan calderas de gas natural (CH4), siendo la entalpía de combustión del metano de – 890 KJ/mol. Calcula:a) El consumo anual de gas natural.

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.

the temperature of the gas, in k, not celsius.

catya that's not even a b or c