B. Directions: Fill in the blanks with the appropriate collective now 1. a ___ of lion

2. a of lion.

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Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

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.