provide the missing curved arrows and structures to complete the mechanism of the fischer esterification. your structures should include all nonzero formal charges and lone pairs of electrons. the reagents you need for each mechanistic step are provided in each box.

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.