Posted by alex on Sunday, October 24, 2010 at 5:02pm.
Ca(NO3)2: nitrate ion .5M, so you have .05moles
HNO3: nitrate ion, .1M, so you have .04moles
Nitrate ion concentration=(.09)/.5L=.18M
where did you get the .5M from?
Ca(NO3)2 is .25M
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