Homework Help: Chemistry

Posted by emoni on Sunday, January 16, 2011 at 12:15am.

If 100. mL of 0.400 M Na2SO4 is added to 200. mL of 0.600 M NaCl, what is the concentration of Na+ ions in the final solution? Assume that the volumes are additive.

Chemistry - DrBob222, Sunday, January 16, 2011 at 12:24am
moles Na2SO4 = M x L.
moles Na^+ = 2x that.

moles NaCl = M x L
moles Na^+ = 1x that.

M Na^+ = total moles Na^+/total volume in L.
Chemistry - emoni, Sunday, January 16, 2011 at 1:00am
Thank You got the right answer

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