If an object has a density of 0.35g/ml what is that density in cg/l

How are elements arranged in a periodic table

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?

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.