Chemistry

Name: _________________________________ Signature _______________________________ CHM 131 October 13, 2010 I have not collaborated with eitherone in either way during this run. The work risen here is my own. I pay that I have to show work for all problems on the scratch paper or on the exam pages. I also understand that I may be asked to rectify any or all problems on this assay and that any type of collaboration or help during this test black market result in grade of 0 on this test and that I may feel a grade of F in this course. Signed: ___________________________________ CHEMISTRY 131 EXAM II F altogether 2010 professor: EWA FREDETTE MORAINE V totallyEY COMMUNITY COLLEGE Palos Hills, Illinois WRITE legibly!!! Illegible musical composition will not be graded! When per unionizeing calculations, your concluding answers must indicate the correct sum up of significant figures. To receive ANY credit, you must show ALL work for ALL q uestions that require calculations. 1.Predict the products for each of the following receptions (2 pts), proportion the concomitant chemical equations (2 pts), and classify (ex. a neutralization reaction) the reactions (2 pts; 12 pts total): 2.

hold open reposed equations for the following reactions (16 pts): A)Thermal decomposition of yard change (5 pts): B)Neutralization of sulfurous acid with cobalt(III) hydroxide (5 pts): C)Combination reaction mingled with the metal aluminum ( straightforward) and oxygen gas to form aluminum oxide; identify the physical state for each species as solid (s), liquid (l) or gas (g), 6 pts. For the reaction below, balance the equatio n (2 pts), find the limiting and excess reac! tants, seem the a priori yield (in moles and grams) of the product in bold, and fill knocked out(p) the table show the limiting (LR) and excess (ER) reagents (4 pts), show the theoretical yield (TY) in moles and grams (4 pts), and calculate the overall yield (2 pts), apt(p) that 31.9 grams of Pb(NO3)2 are made during the prove (total: 12...If you want to get a full essay, order it on our website: OrderEssay.net

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