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Formulate a chemical reaction for a generic alkyl halide with silver nitrate in ethanol and with sodium iodide in acetone. In each case, which alkyl halides react faster?
A solution is made by dissolving 0.679 mol of nonelectrolyte solute in 871 g of benzene. Calculate the freezing point and boiling point of the solution.
What is the substance being oxidized?
25.0 cm3 of a saturated solution of Ca(OH)2 required 21.0 cm3 of 0.0500 mol dm-3 HCl for complete neutralisation. Calculate the [OH-(aq)] and the [Ca2+(aq)] in the saturated solution.
A 9-mm Xian short-barrel experimental pistol is fired and the reacting, exploding gases push the bullet down the barrel of the gun. The pressure is recorded as the bullet accelerates to the exit.
The dipole moment μ of HBr (a polar covalent molecule) is 0.82 D (debye), and its percent ionic character is 12.1%. Estimate the bond length of the H-Br bond in picometers.
Determine the number of bonding electrons and the number of nonbonding electrons in the structure of SI2. Determine the number of bonding electrons and the number of nonbonding electrons in the structure of CO2.
A room of volume of 2 cubic meters is initially at 19 C and 101 kPa. A block of dry ice (solid carbon dioxide) is dropped into the room and then the room is sealed (air tight)
Calculate the probability of finding an electron that is described by this wavefunction in a volume of 1.0 pm3 (i) centred on the nucleus.
Calculate the pH at the equivalence point for titrating 0.170 M solutions of each of the following bases with 0.170 M HBr. a)sodium hydroxide
Calculate Enthalpy of HNCO given that the enthalpy of the following reaction is -221.4 KJ/mol.
Sodium carbonate (Na_2CO_3) is used to neutralize the sulfuric acid spill. How many kilograms of sodium carbonate must be added to neutralize 6.05×10^3 kg of sulfuric acid solution?
heptapeptide upon HCL hydrolysis produced equimolar amounts of ASP, CYS, GLU, LYS, PHE, TYR, VAL and ammonia. Exposure of the intact heptapeptide to FDNB followed by hydrolysis produced DNP-VAL
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