Calculate the theoretical yield in grams of All3, aluminum iodide, from the complete reaction of 113 grams l2 according to the following balanced chemical equation:
2 Al(s) + 3 I2(s) ---> 2 All3(s)

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 major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

they are made of gases.

they have a spherical shape.

they make energy through fusion.