how to prepare a solution of NaNO3 0.1 M with pH (2-11) using HNO3 and HCl ?
molar mass of NaNO3= 85
dissolve 85g of NaNO3 into 1 liter give you 1 M of NaNO3.
dissolve 8.5 g of NaNO3 into 1 liter give you 0.1 M of NaNO3.
then you adjust your pH with HCl and NaOH to reach the desire pH.
regards
good answer Dr.mohamed
regareds
thank you very much for answering, but adding NaOH or HNO3 0.1 M don't change the concentration of the NaNO3 solution?
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