Wednesday
December 17, 2014

Posts by Angelo09


Total # Posts: 3

Chemistry
Hi doctor, I have a Chemistry test coming up this Friday with 30 Multiple Choice. It's going to be mostly calculative problems from 11 chapters. I'm just not quite sure how my approach to studying should be. Can you give me any tips? Much appreciated, thanks.
November 3, 2008

Chemistry
The following redox equation occurs in acidic aqueous solution. When it is balanced with the smallest whole number coefficients, what is the coefficient for chlorine gas? KMnO4(aq) + KCl(aq) + H2SO4(aq) = MnSO4(aq) + K2SO4(aq) + Cl2(g) a. 1 b. 3 c. 5 d. 8 e. 10
November 3, 2008

Chemistry
What is the H+ ion concentration of this solution? A solution is made by dissolving 0.0112 g KOH in enough water to make 1.0 liter of solution. What is the H+ ion concentration of this solution? a. ) 2.0 x 10-3 M b. ) 8.0 x 10-2 M c. ) 1.2 x 10-13 M d. ) 5.0 x 10-11 M e. ) 5.0...
November 3, 2008

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