2) Curium-242 experiences alpha decay 3) Ruthenium-106 undergoes beta decay
4) Uranium-234 undergoes alpha decay
5) Cesium-137 emits a beta particle
6) The half life of lead-210 is 30.4 years. If Z4g sample of lead-210 sits for 91.2 years, what is the final mass?

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

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.

catya that's not even a b or c