How many moles of oxygen will occupy a volume of 3.5 Liters at 2.2 atm and 25 degrees Celsius? *

answer: they produce more slow than unicellular organisms.

sup bro, im dumb, but this is what i found xd

"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"