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A certain amount of gas at 303k and at a pressure of 1.20 atm is contained in a glass vessel. Suppose the maxium pressure the vessel can safely with stand id 1.60 atm. what is the maxium temperature in K the gas can have before its pressue might burst the vessel?
how many moles of excess reactant are present when 366 mL of .206 M sulfuric acid reacts with .596 L of .172 M sodium hydroxide to form water and aqueous sodium sulfate
what product and how much of it would you obtain if you heated 1.0mL of ethanol with 2.0 mL of glacial acetic acid in the presence of a few drops of sulfuric acid?
The vapor pressure of a solution containing 53.6 g glycerin (C3H8O3) in 133.7 g ethanol (C2H5OH) is 113 torr at 400C. Calculate the vapor pressure of pure ethanol at 400C
what is the pH of a solution prepared by mixing 25 mL of 0.10 M methylamine with 25 mL of 0.10 M methylammonium chloride?assume that the volume of the solutions are additive and that Kb = 3.7 x 10^-4 for methylamine
At 25 degrees Celsius the rate constant for the first-order decomposition of a pesticide solution is 6.40 x 10^-3 min^-1 If the starting concentrate of pesticide is 0.0314M what concentration will remain after one hour at 25degreesC
What is the maximum number of grams of NH4SCN (s) that can be prepared from 9.00 g of CS2 (L) and 3.00 g of NH3 (g). The reaction is CS2 (l) + 2 NH3 --> NH4SCN (s) + H2S (g)
Calculate the percent yield of the t-butyl methyl ether. MW: 93 g/mol 32 g/mol 88 g/mol Denisty: 0.85 g/mL 0.79 g/mL A mixture of 3.0 g of 1,1-diphenylethylene and 100 mg of sulfuric acid was heated for 2 hours.
What is the enthalpy of this reaction? Assume that no heat is lost to the surroundings or to the coffee cup itself.
Preparation of and alpha, beta-unsaturated ketone via Michael and Aldol Condensation: 6-ethoxycarbonyl-3,5-diphenyl-2-cyclohexanone.
completely, showing all bonds, electrons, and charges in reactants and products. Draw a reaction arrow between the reactants and products and plus signs between each reactant and each product.
Solve an equilibrium problem (using an ICE table) to calculate the pH of 0.12M HF, 0.12M NaF, and a mixture that is 0.12M HF and 0.12M NaF.
How many bonds and how many lone pairs are around the sulfur of SO3? a double or triple bond counts as one bond
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