An EDTA solution is standardized against a solution of primary standard CaCO3 (0.5622 g dissolve in 1000 ml of solution) and titrating aliquots of it with the EDTA. If a 25.00 ml aliquot required 21.88 ml of the EDTA, what is the molar concentration of the EDTA? (CaCO3 - 100.0875 g/mo) O 0.0006418 0.005622 0.6420 0.0002933

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QUESTION 1
An EDTA solution is standardized against a solution of primary standard CaCO3 (0.5622 g dissolve in
1000 ml of solution) and titrating aliquots of it with the EDTA. If a 25.00 ml aliquot required 21.88 ml of
the EDTA, what is the molar concentration of the EDTA? (CaCO3 - 100.0875 g/mo)
O 0.0006418
0.005622
0.6420
O 0.0002933
Transcribed Image Text:QUESTION 1 An EDTA solution is standardized against a solution of primary standard CaCO3 (0.5622 g dissolve in 1000 ml of solution) and titrating aliquots of it with the EDTA. If a 25.00 ml aliquot required 21.88 ml of the EDTA, what is the molar concentration of the EDTA? (CaCO3 - 100.0875 g/mo) O 0.0006418 0.005622 0.6420 O 0.0002933
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