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Write a detailed, stepwise mechanism for all steps in the addition of HBr to 1-pentene in the presence of peroxide. Show all intermediates and use cuved arrows as appropraite.
A gas is compressed from an initial volume of 5.60 to a final volume of 1.23 by an external pressure of 1.00 . During the compression the gas releases 123 of heat. What is the change in internal energy of the gas?
A solution contains 0.35 mol of isopropanol (C3H7OH) dissolved in 0.85 mol of H2O. What is the molarity of this solution
The vapor pressure of dichloromethane, rm CH_2Cl_2, at 0 rm ^{circ}C is 134 rm mmHg. The normal boiling point of dichloromethane is 40. rm ^C. Calculate its molar heat of vaporization.
Uses of de-Broglie equation in electromagnetic specra - Find the mass of oxygen and decomposed potassium chlorate along with the pressure in the glass bulb.
If a breakdown of the thermal insulation around the turbine allows a heat loss of 60 kJ per kg of stream, and the exiting steam is at 150oC and 0.3 MPa, what will be the power developed by the turbine if the inlet steam conditions and flow rate ar..
How much air is required in one hour to completely react all of the galena? Air is 21% oxygen. C. Assuming the exit temperature of the flue gas is 650 ºC and the barometric pressure is 0.9 atm, what is the volume of the sulfur dioxide produced?
A battery is constructed based on the oxidation of magnesium and the reduction of Cu^2+. The initial concentrations of Mg^2+ and Cu^2+ are 1.2×10?4M and 1.6M, respectively, in 1.0-liter half-cells.
Calculate the pH of a solution prepared by dissolving 0.15 of sodium benzoate and 0.3 of benzoic acid in water sufficient to yield 1L of solution.
What mass of oxygen (in grams) reacts when 13.2 g of methanol (CH3OH) are combusted in oxygen to produce carbon dioxide and water
At a certain temperature, the equilibrium constant, Kc, for this reaction is 53.3. H2(g)+I2(g) 2HI(g) Kc=53.3 At this temperature, 0.800 mol of H2 and 0.800 mol of I2 were placed in a 1.00-L container to react. What concentration of HI is present ..
Calculate the minimum mass of hexane that could be left over by the chemical reaction. Be sure your answer has the correct number of significant digits.
The element is so highly unstable that no observations of its properties have been possible. Based on its position in the periodic table, propose two different reasonable valence electron configurations for this element.
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