You have a 100.0-ml graduated cylinder containing 50.0 ml of water. you carefully place a 190-g piece of brass (density = 8.56 g/ml) into the water. what is the final volume reading in the graduated cylinder?

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.