Which of the following is TRUE about seawater? Which of the following is TRUE about seawater? The chemical composition of seawater has great spatial variability. The salinity of seawater is negligible. Seawater is pure water (H20). Seawater is a solution.

What happens to the atomic radius when an elctron is lost

Compare and contrast physical changes with chemical changes.

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