The effects of water pollution on ecosystems:
can be demonstrated by natural eutrophication
are always immediate and lethal
can magnify over time within food chains
result mostly from point-source pollution sources

What is the 77 element on the periodtic table

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13