136. Solving a chemistry problem
Seller: Derkach
Price: 1.19 USD
Available. The final price depends on the selected options and is checked before payment.
Product description
To determine Ca2 ions in the presence of magnesium, an excess of NaOH was added to 20.00 cm3 of water to determine Mg2 ions in the form of hydroxide, and to 20.00 cm3 of 0.05 M complexone III. For titration of the excess of the latter, 12.15 cm3 of a 0.0485 M solution of calcium chloride with an indicator - murexide was used. Calculate the content in the form of Ca2 ions in mol/dm3 in g/dm3
Additional information
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.