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4. Explain why anhydrous sodium carbonate is a primary standard while sodium hydroxide is not? ...
4. Explain why anhydrous sodium carbonate is a primary standard while sodium hydroxide is not? 5. Distinguish between: i. The equivalence point and the end point of titration ii. Direct titration and back titration iii. Volumetric titrimetry and gravimetric titrimetry iv. Acid base titration and acid base titration curve 6. It was found that 30.37mI. of HCl solution were required to titrate the solution containing 0.325g primary standard sodium carbonate. Calculate the molarity of the HCl solution.