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Determine the value of the rate constant for this reaction? It takes 30.0 min for the concentration of a reactant in a second-order reaction to drop from the 0.40 M to 0.30 M.
Provide the bond order for the C-C bond. Name this type of bond. Explain the orbital hybridization around each C atom and hence determine the spatial distribution of bonding orbital around each carb
Determine the critical points and phase portrait of autonomous first order diffrential equation dy/dx= y(2 - y) (4 - y) Categorize each critical points as asymptotically stable.
The solution has an osmotic pressure of 1.43 atm at 27°C. A quantity of 7.480 g of an organic compound is dissolved in the water to make 300.0 mL of solution.
If 2 N NaOH were used in the workup of this reaction instead of bicarbonate, explain what unwanted product might be obtained? Find out to protons that would become significantly deshielded on synth
Explain what quantity of heat in kJ is produced when 100 mL of 1.0 M H2SO4 is mixed with 100 mL of 1.0 MKOH? The heat of neutralization for a strong acid in dilute water solution is about 60 kJ mol
Determine the mass of Hg3PO4 formed?Determine the molarity of the un-reacted species HgNO3 or Na3PO4 after the reaction is complete?
Explain how can you tell which compound is a stronger acid just by looking at the structure? Also, how do you know which is the most reactive nucleophile in a SN2 reaction?
Calculate the boiling point and the heat of vaporization of helium. The vapor pressure of helium is 200 torr at 3.07 degree Kelvin and 500 torr at 3.81 degree Kelvin.
Determine the relationship between melting point, vapor pressure, and the boiling point. IN the sense that does it mean that a substance with a low melting point will have a high boiling point and
Discuss how NH3 and HCl fit the definition of an acid and abase respectively, according to the Discuss how water satisfies the requirements of both a Bronsted-lowry acid and a Bronsted-lowry base.
The ends of three balloons, containing .6 g, 1.2 g, and 2.4 g of magnesium ribbon, are stretched over the mouth of the three flasks. 100mL of Hydrochloric acid solution is added to three flasks.&nbs
Determine the pH of a buffer solution prepared by dissolving the 0.15mole benzoic acid, C6H5COOH, and 0.45 mole of sodium benzoate, C6H5COONa, in enough water to make the 400 mL of solution?
At -20 degrees C the 100g of ice is dropped into a liter of 100 degrees C of water. At what temperature does the water end up? Can anyone explain how to do this problem?
Determine the titration between 25.00ml of 1.00 x10-2 M solution of hydroxyl acetate with 1.50 x10-2 M solution of KOH. Determine the pH for 0.00ml and 2.00ml of base added.
Assume a 15.67g sample of green leaves that contain oxalic acid needs 23.45 mL of 0.0250 M KMnO4 for titration to the equivalence point. Determine the weight percent of oxalic acid in the leaves?
Determine the molarity of this glycerol solution. (Molar Mass: 92.093g/mol) Exactly 250.0ml of glycerol solution was prepared by dissolving the 27.5 ml of glycerol (CH2OHCHOHCH2OH), density at 25.0
The molar volume of liquid methanol is 36.16ml. The normal melting point of 175.47 degree Kelvin is raised to 176.61 degree Kelvin under a pressure of 100atm.
After one year passes, you pay off $25000 of loan. How much still owe on loan? After another year passes, you want to pay off loan. How much need to pay to pay it off?
Determine the amount of heat required to change the 25.0 g ice at-15.0ºC to steam at the 100ºC. (Some constants for H2O: Heat of fusion = 333 J/g; Heat of vaporization = 2260 J/g;
Determine how many grams of water can be melted by the 25.0 kJ of heat? The molar enthalpy of fusion (melting), DHfus, for water is 6.01kJ/mol.
Calculate the value of the Arrheniuspre-exponential if k = 4520 M-1 s-1 at 770 K? An Arrhenius plot (ln k vs. 1/T) for a second order reaction (2A -> C) formed a straight line with a sl
A triglyceride is reacted with NaOH to produce a carboxylic acid salt (the soap) and glycerol Lard, mostly made of trioleic acid (TOA) is used with Lye (NaOH) in homemade variations. Saponification
Determine the grams of N2(g) formed given 32 gN2H4(g) and 23 gN2O4(l) to start and assuming the reaction goes to completion.
Determine compound amount and interest on the loan of $10,500 compounded annually for 5 years at 9%. Use $1.00 future value table or future value and compound interest formula.