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Questions Asked on February 15, 2009

What is the original molarity of a solution of ammonia whose pH is 11.11 okay i tried to convert... Asked on February 15, 2009 at 12:26 AM A block of iron is transported to the moon.Which of the following is true? Both the mass and weig... Asked on February 15, 2009 at 12:30 AM why is photosynthesis critically important? Asked on February 15, 2009 at 12:59 AM why is water essential to all life? Asked on February 15, 2009 at 1:18 AM 1) A man places a ladder against a wall. He then climbs up the ladder. Briefly describe the forces a... Asked on February 15, 2009 at 2:06 AM I'm having trouble getting the answer for the 2nd and 3rd questions. # A soccer ball is kicked fr... Asked on February 15, 2009 at 2:10 AM If you need to you may want to read the article that says, "City goes hungry" again because that's w... Asked on February 15, 2009 at 2:12 AM For the reaction of hydrazine (N2H4) in water, Kb is 3.0 10-6. H2NNH2(aq) + H2O(l) H2NNH3+(aq) +... Asked on February 15, 2009 at 2:43 AM (2x/2x) + 1 == 1? Asked on February 15, 2009 at 2:47 AM 0.10 M methylamine (CH3NH2) kb= 4.38e-4 calc the percent ionization so i did the ICE table t... Asked on February 15, 2009 at 3:02 AM

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