If 1 000 L of 0 2000 M NaOH was unprotected from the air after standardization and absorbed 14 2 mmol of CO 2 , what is its new molar concentration when it is standardized against a standard solution of HCl using (a) Phenolphthalein (b) Bromocresol green ...

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If 1.000 L of 0.2000 M NaOH was unprotected from the air after standardization and absorbed 14.2

Question:

If 1.000 L of 0.2000 M NaOH was unprotected from the air after standardization and absorbed 14.2 mmol of CO₂, what is its new molar concentration when it is standardized against a standard solution of HCl using
(a) Phenolphthalein?
(b) Bromocresol green?

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