What term is used to describe a species whose
population is rapidly decreasing and may disappear
completely?
a) endangered
b) extinct
c) indigenous
eliminate
d) threatened

What is the polyatamic ion of borate

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?