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How might your description of the flame color for LiCl change if your wire containing the salt slurry was contaminated with CuCl2?
Give a set of variables that is sufficient to specify the thermodynamic state a homogeneous pure substance
Predict the direction of the reaction when chlorine gas is added to an equilibrium mixture of COCL2, CO, and CL2. The reaction is COCL2(g) CO(g) + Cl2 (g)
Determine how many moles each of Na+ and Cl- are in 0.700 L of the saline solution (A physiological saline solution contains 167 mEq/L each of Na+ and Cl-.)?
Hydroxylamine, HONH2, readily forms salts such as hydroxylamine hydrochloride which are used as antioxidants in soaps. Hydroxylamine has Kb of 9.1 x 10^-9. What is the pH of a 0.025M HONH2 solution
Construct the hypothetical binary system S-T which represents the following conditions (label all areas): a. component S melts at 1800 centigrate. b. component T melt at 1550 centigrate.
butyric acid is responsible for the foul smell of rancid butter. the pka of butyric acicd is 4.84.a calculate the pkb
Choose one of the non-heme based oxygen transport proteins (i.e. not hemoglobin or myoglobin). Sketch the oxygen binding site environment, indicating the likely mode by which oxygen coordinates
Calculate the molar concentration of OH- ions in a 0.540 M solution of hypobromite ion (BrO^ -\K_b = 4.0* 10^- 6.)
Suppose you are transported from a deep mine to the top of a tall mountain. How would your mass be changed by the move
operating a heat exchanger with pentane and propane. 100 mol/h pentane enters at 300 C and leaves at 400 C. 100 mol/h propane enters at 600 C. What is the exit temperature?
What weight of sodium carbonate (Na2CO3) and sodium bicarbonate (NaHCO3) are required to make 500 mL of 0.2 M buffer, pH 10.70 (pK1 of H2CO3 is 6.10; pK2 = 10.30)
A constant pressure calorimeter having a heat capacity of 74.2 kJ/K is used to measure the energy released from burning a compound in excess oxygen to form CO2(g) and H2O(l).
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