69. A portion of 0.5000 g of calcium carbonate was dissolved in 25.00 ml of 0.5100 N hydrochloric acid solution. The excess acid was titrated with 6.50 ml of 0.4900 N NaOH solution. Calculate the percentage of calcium carbonate CaCO3 in the sample.
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
No feedback yet