Sample Response: Even though a compound can be made of two or more types of atoms, it is still a pure substance because the compound can be isolated, like salt or water. What did you include in your response? Check all that apply. a. A compound can be a pure substance. b. A compound can be isolated.

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.