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Q: Which is the better base? CH30 CH3S or CH30- CH3S-
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Q: What is the electron configuration and Noble gas notation of Bismuth?
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- What is the equilibrium pressure of O 2(g), in bar, over a sample of NiO(s) at 298 K, given that Δ rG˚ = 218.4 kJ for the reaction: NiO(s) ↔ Ni(s) + ½O 2(g)? Give your answer in scientific notation (e.g. 211 would be 2.11e2)For CO2 at 500 K, calculate vrms, vmean, and vmp.What is the entropy at SATP of a reaction where ∆Hºrxn=12.5 kJ and Keq=32.1?
- calculate the standard enthalpy for the reaction 2no2 -> n2o4 at 65 degree celcuidEnthapy, ΔH = ΔE + PΔV is equal to q for reactions at constant pressure that a. involve only solids b. have gases as products, but not reagents c. have gases as reagents, but not products d. occur in aqueous solutiondistinguish between the circumstances for the use of nRln(V2/V1) and Cvln(T2/T1) in calculating change in S
- Is each of the following permissible? Explain. If not, provide a permissible combinationa) (4, -1, 0, -1/2)b) (3, 2, -3, +1/2)Would it be reasonable to try to develop a catalyst for the reaction run at 298 K? Explain.What is the value of the equilibrium constant when ΔGorxn = 25 kJ·mol-1 and T=298 K?
- The solubility of ZnS(s) in water at a certain temperature is 1.4 × 10–11 mol/L, i.e., x or the [Zn+2]=[S-2]. The value of the Ksp of ZnS isThe solubility of Cd(OH)2 in water at a certain temperature is 2.0 × 10–5 mol/L, (i.e., x). The Ksp value for Cd(OH)2 isFor the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298 K when ∆G = 3.3 kJ/mol?