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While 111g of 2-methyl-2-propanol was heated with phosphoric acid, a colorless gas evolved. This gas was passed through a CCl4 solution containing 0.16 g Br2 per mL solution. Exactly 1.0 L ofthe solution was discolored by the gas generated in thereaction.
a) State the equations for the reactions involved.
b) Compute the experimental yield of the colorless gas, assuming that the reaction of the gas with the bromine was 100% efficient
If 20 mL of 0.10 M NaOH are added to 30 mL of 0.20 M HOAc, what is the pH of the resulting solution? (Ka = 1.8 x 10-5 for HOAc)
A mixture consists of 323 mg of methane, 165 mg of argon, and 223 mg of nitrogen. The partial pressure of nitrogen at 275 k is 19 kPa.
identify the species that is oxidized and the species that is reduced in each reaction. write out two half reaction to
The equilibrium constant, Kp , for the reaction N2O4 (g) == 2 NO2 (g) is 0.142 at 298 K. What is G for the reaction
The enthalopy of cumbustion benzoic acid C6H5COOh is commonly used as the standered for calibrating constant volume bomb calorimeters.
Write a net ionic equation for the reaction that occurs when aqueous solutions of hydrobromic acid and potassium hydroxide are combined.
Antimony pentafluoride (SbF5) is a member of a class of molecules called super acids. What is the predicted structure of the molecule
What would be the effect of increasing the temperature on the following reaction? C2H2(g) + H2O(g) CH3CHO(g) DHrxn = -15 1 kJ 1. [CH3CHO] would increase 2. [CH3CHO] would decrease 3. [CH3CHO] would stay the same
The concentration of a 300 ML sample of CaCl_2_ solutionis .256M. What is the mass of the solute?
The electrolysis of molten A12O3 at 980 ºC is used to produce metallic aluminum. A current of 658 A is used in the electrolysis cell. What is the rate of formation of aluminum, in kilograms per hour
A sample of ideal gas is in a sealed container. The pressure of the gas is 695 torr, and the temperature is 27 degrees celsius. If the temperature changes to 84 degrees celsius with no change in volume or amount of gas, what is the new pressure,P2..
Draw the skeletal structure of the major organic product given that excess NaOD
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