11. Explain briefly the preparation250 mL 10% (w/v) of Ca (NO3)2 in the laboratory.12. Primary standard sodium carbonate solutions containing 0.25 g of NazCO3 required 30.50mL of hydrochloric acid solution for standardization of HCI. Identify the titrant and primarystandard and then calculate the molarity of the HCI solution. (molar mass NazCO3 = 106g/mol)

we are required to prepare 250ml of 10%(w/v) of Calcium nitrate

Answered: 11. Explain briefly the preparation of…

11. Explain briefly the preparation of 250 mL 10% (w/v) of Ca (NO3)2 in the laboratory. 12 Drimany standard sodium carbonate solutions containing 0 25 of Na.CO, roquirod 30 60

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter17: Complexation And Precipitation Reactions And Titrations

Section: Chapter Questions

Problem 17.35QAP

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Question

11. Explain briefly the preparation
250 mL 10% (w/v) of Ca (NO3)2 in the laboratory.
12. Primary standard sodium carbonate solutions containing 0.25 g of NazCO3 required 30.50
mL of hydrochloric acid solution for standardization of HCI. Identify the titrant and primary
standard and then calculate the molarity of the HCI solution. (molar mass NazCO3 = 106
g/mol)

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