Construct a poem about the use and importance of soil.​

Which one of the following gases is not an important component of soil?

Which of these conditions most likely produces an unstable isotope?

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons