Determine whether the given compound name or formula contains a polyatomic ion.

Which thoery says that human behavior is purposeful? drive & need theories goal theory performance goal theory no theory; it's inherent

This graph represents four ecosystems. each ecosystem has a different number of species, adding to its biodiversity. different colors represent different species. which statements correctly summarize the data depicted by the graph? 1. ecosystem d has more biodiversity than ecosystem c. 2. ecosystem b has more biodiversity than all the other ecosystems. 3. ecosystem a has more biodiversity than ecosystem b but less biodiversity than ecosystem c. 4. ecosystem b has more biodiversity than ecosystems c and d but less biodiversity than ecosystem a. 5. ecosystem a has more biodiversity than ecosystem c but less biodiversity than ecosystem b.

What does it mean when the bisecyer of the photosynthesis of the root of 27 equals 3