Which best describes a compound such as sodium chloride

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.

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

The arrangement of particles is most ordered in a sample of