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An unidenti?ed organic compound X, containing C, H, and O was subjected to combustion analysis. When 228.4 mg of pure Xwas burned 627.4 mg of CO2 and 171.2 mg of H2O were obtained. Determine the simplest formula of the compound X?
Determine the ΔH solution for this compound If the heat of solvation for this compound = -30.8 kJ/mol , crystal lattice energy = -62.2 kJ/mol.
Important information about Hydroboration reaction, In one experiment you combine 1-hexene which is reacted with H2SO4 with water as the solvent and the compound produced is 2-hexanol, and in another experiment you have 1-Methylcyclohexene
How much heat is needed to convert 10.0 g of ice at -25.0ºC to water at 80.0ºC?
It was found that 19.31 mL of an HCl solution are needed to react completely with 322 mL of a LiOH solution that has a pH of 11.56. What is the molarity of the HCl solution?
Determine the final concentration if A 134 ml portion of that solution is diluted using 147 ml of H 2 O?
A sample of ethanol (C2H5OH) has a mass of 43.8 g.(a) How many carbon atoms does the sample contain?
calculate the estimated ratio of the protonated form of acetylsalicylic acid to the deprotonated form of aspirin at equilibrium in the stomach? acetylsalicylic acid(Aspirin) is a weak acid with a pKa = 3.4, Stomach acid has pH = 1.4.
25.2 mL of qater are placed in a graduated cylinder. A 22.6 g stone is dropped in, and the water level rises to 32.4 mL. Find the stone's density.
Calculate the number of grams of sulfuric acid in 0.520 of battery acid if the solution has a density of 1.35 and is 37.4 sulfuric acid by mass.
Consider the following reaction: SO2Cl2 (g) SO2 (g) + Cl2 (g). K = 2.99*10^-7 at 227 degrees celsius. If a reaction mixture initially contains 0.159 , what is the equilibrium concentration.
How would you write a balanced chemical equation using structural formulas to show how acetic acid reacts weakly with water to transfer a proton and produce a hydronium and an acidic ion?
Compute the work of expansion(in Joules) accompanying the complete combustion of 1.0 grams of sucrose C 12 H 22 O 11 to CO 2 and (a) liquid water, (b) water vapour at 20 degrees Celsius when the external pressure = 1.0 atm
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