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Draw the "best" Lewis structure for the chlorate ion consistent with formal charge considerations. Show each atom individually; show all lone pairs as lone pairs. If any resonance forms are present, show each one. Evaluate all formal charges and show them.
Calculate the molarity of a solution of glycerol made by dissolving 69.000 mL glycerol at 15 degrees C in enough water to make 260.00 mL of solution
Calculate [H+] in a solution containing 3.20 g of HNO3 in 250 mL of solution. Nitric acid is a very strong acid.
NaOH to titrate 25.00 mL of an unknown acid solution to the equivalene point. What is the initial concentration of the acid?
Calculate the volume of each of the following gas samples at STP 8.1 mol c2h2, .255 mole ci,0440 mol co2, 24.1 mol n2o in L
With complete QPSI, pertinent EQ and material and charge balance analysis, calculate CaCO3 solubility and pH for the system produced by treating excess CaCO3 with 1 L of 1 M (H4N)2SO4
A rigid container contains saturated water at a pressure of 2 bar and a quality of 0.42. The water undergoes a process in which it is heated to a fi nal temperature of 540°C. Determine the final pressure of the container
Problem- Ksp= 1.45x10^-16 for Ag3PO4. Calculate the molar solubility of Ag3PO4 in a) .010M Na3PO4 solution. b) Pure water c). .010M AgNO3 solution. The correct answers come out to a) 8.13x10^-6 M b) 4.8x10^-5 M c) 1.45x10^-10 M.
the activation energy for a particular reaction is 95 kjmol. by what factor will the rate constant increase when the
Problem- Calculate the pH of a 250 ml aqueous solution prepared by dissolving 20 g of NH4NO3 in water , given Kb=1.8 x 10 ^ -5 for NH3
calculate the concentration of an naoh solution if 25.0ml of the solution is needed to neutralize 17.5ml of a 0.419m
A gas undergoes a process that leads to a change in internal energy of 4.5 J, while simultaneously work in the amount of 17.6 J is performed by the gas at constant pressure. Calculate the change in enthalpy of this process.
if you have 370 ml of water at 25 degrees Celcius and 130mL of water at 95 degrees C. what is the final temperatue of the mixture?
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