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Draw the corrct structure(s) for 2-chloro-2,3-dimethylpentane. Show stereochemistry clearly. Explicitly draw all four groups, including wedge/dash bonds, around a chirality center.
Decide whether or not each of the following metals dissolves in 1 {rm M} {rm HCl}. For these metals that do dissolve, write a balanced redox reaction showing what happens when the metal dissolves.
If the outermost electron in a potassium atom were excited to a 4d-orbital and then fell to the same orbitals, describe qualitatively how the emission spectrum would differ from that of hydrogen (do not do any calculations). Explain your answer.
A 31 L tank contains a gas under a pressure of 617 atm. What volume would the gas occupy at the same temperature at 900 torr of pressure? Answer in units of L.
Calculate delta S at the indicated temperature for a reaction having each of the following changes in enthalpy.
An environmental chemist obtained a 200 mL sample of lake water believed to be cntaminated with a single monoprotic strong acid.
At 1100 K, Kp = 0.25 for the following reaction. 2 SO2(g) + O2(g) reverse reaction arrow 2 SO3(g) What is the value of K at this temperature?
The solubility of a gas in water is 0.22 g/L at 20.0 kPa of pressure. what is the solubility when the pressure is increased to 115 kPa?
Determine the partial pressure of each gas in a mixture of gases using Dalton's law of partial pressures
What Amount of enrgy has been transferred to heat the water? (The specific heat capacity of water is 4.184 J/g *C )
The combustion of .1703 mole of hydrocarbon produces 12.27g H2O and 22.48g CO2. What is the molar mass of the hydrocarbon?
Three colorless solution in test tubesm whit no labels arein a test rack on the laboratory bench. lying beside the test tubesare three labels, potassium iodide, KI, silver nitrate, AgNO3 andsolution sulfide Na2S
Identify the two important classes of catalysts. Analyze the chemical reactions that take place when a biological catalyst combines with a reactant (substrate) to form an unstable intermediate.
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