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Write structural formulas for all the products that would be obtained when each of the following alkyl halides is heated with sodium ethoxide in ethanol.
A 50 ml solution of H2So4 is titrated with 0.070 MKOH. The second equivalence point is reached when 35.5 ml ofbase is added to the acid. What is the molarity of the acid?
If a mixture of 1.00 mol CO and 1.00 mol H2Ois allowed to reach equilibrium at this temperature in a1.00L flask, calculate the equilibrium concentration of eachspecies in the flask.
What is the minimum amount of solvent needed to recrystallize 0.200 g of phenacetin? How much would be lost in the recrystallization?
A 250. mL sample of 0.0328M HCl is partially neutralized by the addition of 100. mL of 0.0245M NaOH. Find the concentration of hydrochloric acid in the resulting solution.
Vinegar is a solution ofacetic acid, CH3COOH, dissolved in water. A 5.54-gsample of vinegar was neutralized by 30.10 mL of 0.100 M NaOH. What is the percent by weight of acetic acid in the vinegar?
In the experiment, measured the voltage of a wet cell. What is the difference between the voltage produced by a cell and the current produced by a cell?
If the concentration of the orginal solution of 1.0 MCu(No3)2 was actually less than 1.0 M, how would this affect the slope and intercept of the plot of E vs ln (1/[Cu+2])?
A 255mL sample of 0.00016M Pb(NO3)2(aq) wasmixed with .00023M Na2SO4(aq). Providethe formula for the possible precipitate that could form? Will aprecipitate be expected to form? Provide a complete b
Calculate the amount of energy released per gram of hydrogennuclei reacted for the following reaction. The atomic masses are11H, 1.00782 amu, 21H,2.01410 amu, and an electron, 5.4858 x 10-4 amu.
What is the mechanism when acetanilide reacts with bromine by an electrophilic substitution mechanism to produce bromoacetanilide?
If a temperature increase from 20.0deg.C to 36.0deg.Ctriples the rate constant for a reaction, what is the value of the activation barrier for the reaction?
If 10 mL 0.10 M Ba(NO3)2 ismixed with 10 mL 0.10 M KIO3, a precipitate forms. Which ion will still be present at appreciable concentration in theequilibrium mixture if Ksp for barium iodate is verys
The equilibrium constant Kc for the reaction: has the valueof 4.00 at 500K. If a mixture of 1.00 mol CO and 1.00 mol H2Ois allowed to reach equilibrium at this temperature in a 1.00Lflask, calculate
The complete neutralization of 0.0527 moles of monoprotic acid with excess NaOH evolves 2.82kJ of heat. What is the molar heat of neutralization of the acid with NaOH from his data.
The concentration of carbon monoxide in an urban apartment is48 μg/m3. What mass of carbon monoxide in grams is present in a roommeasuring 9.5 * 12.5 * 20.0 ft?
What must be the molarity of an acetic acid solution if it has thesame percent ionization as 0.100 MHC3H5O2 (propionic acid,Ka=1.3 x 10-5)?
If a microwave oven took75 seconds to heat 1.00 cups of water from 15.8 to95.9oC, how many photons per minute does the ovenemit?
What would be the effect of carrying out the sodium iodide in acetone reaction with the alkyl halides using an iodide solution half as concentrated
The solubility product for a sparingly soluble transition metalsalt, M2X, equals 3.80E-19. The formation constant for theformation of the hexaammine complex of the transition metal ion[M(NH3)6]2+ in
If, instead of building a Daniell cell, you added a pieceof zinc metal to a beaker con-taining a solution of Cu+2what would you expect to happen?
How many grams of sodium formate (HCOONa) must be dissolved in a 0.250 M solution of formic acid (HCOOH) to make 500.0 ml of a buffer solution with a pH=4.60?
The titration data obtained will be used to calculate the value for the equilibrium constant for the dissolution of borax inwater, the value for the equilibrium constant change as the temperature ch
A 100.0 g sample of a metal M is burned in air to produce 103.7 gof its oxide with the formula M2O. What is the atomic mass of the metal?
At high temperatures, it decomposes in a firstorder process to methane and ketene (CH2=C=O). at 6.00 degreescelsius, the rate constant is 8.7 x 10^-3 s^-1.