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.

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.