Please, titration 1 and 2, as well as Average molarity of the Naoh solution and

Question

Please, titration 1 and 2, as well as Average molarity of the Naoh solution and Average deviation. THANK YOU!

ig he Curreet humber of significant figures and correct units. Show all work. 1. Determine the molar mass of solid oxalic acid dihydrate, H2C204 2H20(s), properly rounded to the maximum number of significant figures possible using the molar mass values in your lecture text mo l 2. (a) How many grams of solid oxalic acid dihydrate are required to be dissolved in water to prepare 250.0 mL of0 05000 M acid solution? V= 220 . o ml, H-0.0000 , H u.:D(·logght loo 1000 (b) How many moles of oxalic acid are contained in 120 ml. of this solution? 0o0 3 (a) Write balanced equations, indicating the state of each species, for the complete neutralization of aqueous oxalic acid by aqueous sodium hydroxide: MOLECULAR: Hy a 2ooHl o (b) Using these equations, calculate the volume in milliliters, mL, of the base solution that is required to completely neutralize the acid solution in Question #2(b).

Explanation / Answer

Ans 1 :

The molar mass of the compound will be :

=(6 x 1.008) + (2 x 12.01) + (6 x 16)

= 126.07 g

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