Oh and the question is worth 100 points to be rich huryPLEASE HELP ME ITS ON MY QUIZ CAN YOU ANSWER IT I WILL GIVE BRAINLIEST Identify the labeled structures.

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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.