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A: Given: Mass of sample = 1.500 gVolume of EDTA needed for titration = 12.09 mLVolume of zinc solution…
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Q: Calcium in powdered milk is determined by dry ashing a 1.50-g sample and then titrating the calcium…
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Q: Calculate the molar concentration of EDTA since 42.35 mL of EDTA is consumed in the titration.…
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A: mass of sample = 1.5 g Titrating volume = 10 ml mass of zinc = 0.632 g Molar mass of calcium = 40…
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- Explain how EDTA interacts with a metal? Why do we use it as a titrating agent? Why is EDTA a common ingredient in food? What is its purpose?Write the chemical equation for this: Calcium in powdered milk is determined by dry ashing a 1.50-g sample and then titrating the calcium with EDTA solution; 12.1 mL is required. The EDTA was standardized by titrating 10.0 mL of a zinc solution prepared by dissolving 0.632 g zinc metal in acid and diluting it to 1 L (10.8 mL EDTA required for titration). What is the concentration of calcium in the powdered milk in parts per million?0.7682 g MgCO3 is dissolved in 1000 mL of water, 50 mL of this solution is taken and titrated with EDTA. In titration, calculate the molar concentration of EDTA since 42.35 mL of EDTA is spent. (MgCO3: 84 g/mol).
- 0.7682 g MgCO3 is dissolved in 1000 mL water, 50 mL of this solution is taken and titrated with EDTA. Calculate the molar concentration of EDTA since 42.35 mL of EDTA is consumed in the titration. (MgCO3: 84 g / mol). A. 0.0054 B. 0.0216 C. 0.0108 D. 0.0432Calcium in powdered milk is determined by dry ashing a 1.50-g sample and then titrating the calcium with EDTA solution; 12.1 mL is required. The EDTA was standardized by titrating 10.0 mL of a zinc solution prepared by dissolving 0.632 g zinc metal in acid and diluting it to 1 L (10.8 mL EDTA required for titration). What is the concentration of calcium in the powdered milk in parts per million?Calcium in powdered milk is determined by dry ashing a 1.50-g sample and then titrating the calcium with EDTA solution; 12.1 mL is required. The EDTA was standardized by titrating 10.0 mL of a zinc solution prepared by dissolving 0.632 g zinc metal in acid and diluting it to 1 L (10.8 mL EDTA required for titration). What is the concentration of calcium in the powdered milk in parts per million? is the correct answer 2.89 ppm?
- The average daily dose recommended by hematologists for drugs is no more than 200 mg in terms of elemental iron. What mass of а) FeSO4·7H2O b) FeCl2·4H2O should be taken to ensure the daily requirement for iron. Will pH of solutions of salts mentioned in a) and b) basic, acidic or neutral. Write equations of hydrolysis.Should EDTA solutions be stored and kept long in bottle containers? Why?A chemist is given a piece of limestone and told that 50.00% of the sample exists as calcium oxide (CaO). To analyze the sample, the chemist wants to dissolve a portion of the sample in 100 mL and then titrate an aliquot (10 mL) using 0.005300 M EDTA. How much sample (in grams) is needed if a titration volume of 25.00 mL EDTA is desired?
- Which of the following is the source of common salt? A. BauxiteB. PyriteC. CalciteD. Halite0.7682 g MgCO3 is dissolved in 1000 mL water, 50 mL of this solution is taken and titrated with EDTA. Calculate the molar concentration of EDTA since 42.35 mL of EDTA is consumed in the titration. (MgCO3: 84 g / mole).How can you explain titrating with EDTA metals and how the molecules can bond?
