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Central Carolina Technical College Documents (1,589)
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Central Carolina Technical College Questions & Answers
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- On December 31, 2010, Praxar Company's plant asset and accumulated depreciation and amortization accounts had balances as follows: Category Plant Asset
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- which compounds are constitional isomers
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- what compounds are constitutional isomers
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- #7 A.) Predict the direction of reaction when chlorine gas is added to an equilibrium mixture of PCl3, PCl5, and Cl2. Explain your answer. The reaction is PCl3
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- 18.) What is the pH of a solution of 0.20 M nicotinic acid, HC6H4NO2 at 25C.The acidionization constant, Ka, is 1.4 x 10-5. 19.)Morphine, C17H19NO3, is
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- What is the solubility in g/L of lead(II) chromate, PbCrO 4 , in 0.15 M potassium carbonate, K 2 CrO 4 ?K sp = 1.8 x 10 -14
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- Sulfur trioxide is obtained commercially from sulfur dioxide. 2SO2(g)+O2(g)2SO3(g) The equilibrium constant Kc for this reaction is 4.17 x 10-2 at 727C.What is
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- Phosphoric acid is a polyprotic acid, H 3 PO 4 .What is the pH of a 0.0025 M solution? K a1 = 7.5 x 10 -3 K a2 = 6.2 x 10 -8 K a3 = 4.8 x 10 -13
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