Wednesday, March 16, 2011

Answers For Concentration Packet #16 Through #21

Below are the anwers to the problems not done as examples in class from the Concentration / Molarity Packet. If you have questions on any of the problems, make sure to see me for help.

16.
b) 0.25 mol BaCl2 INXS // [BaCl2]=0.046 M
c) 1.26 mol NaCl (1.3 technically due to Sig. Figs) // [NaCl]=0.24 M

17.
b) 1.94 mol Al(NO3)3 INXS // [Al(NO3)3]=0.381 M
c) 5.91 mol KNO3 INXS // [KNO3]=1.16 M

19. [HNO3]=0.00141 M

21. [H2O2]=0.491 M

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