9. In standardizing roughly 0.05M H, SO, solution,1.325g of pure an hydrous sodiumcarbonate were made up to 250cm' and 25cm' of

Question:

9. In standardizing roughly 0.05M H, SO, solution,1.325g of pure an hydrous sodium carbonate were made up to 250cm' and 25cm' of the solution needed 23.5 cm of
the acid. Calculate the concentration of the acid in gom*. If 906cm? of the acid
were left after the titration, how many cm' of water must be added to the
remaining acid to make it exactly 0.05M?(Ans 5.212, 57.82) SOMEONE PLEASE EXPLAIN HOW TO DO IT!!

With a wooden ruler, you measure the length of a thin rectangular piece of metal to be 120 cm. with micrometer calipers, you measure

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What are three special skills you must master if you want to pursue a career in the field of geography? What classes can you

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$rac{2x}{x - 3} - rac{4x}{x - 4}$

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Plz help with this equation $Plz help with this equation$...