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Write the mechanistic equations for each step in the preparation ofp-bromoaniline from aniline showing how all intermediates areformed. Explain why does bromination of acetanilide stop at the monobromostage?
SO2 present in air can be analyzed by titraion with permangante ions, as described in the equation:
What is the maximum wavelength for the second laser that will cause two-photon ionization. The ionization energy of potassium is 6.96E-19J
Calculate the effective radiation dosage (in Sieverts) for a 85-kg person who is exposed to 7.3 × 109 particles of alpha radiation. Assume that 85% of the radiation is absorbed,
a sample of vanadium haveing 5.67 grams of mass upon heating combined with oxegen of 4.45gramsto make vanadium oxide.
chemicals x and y react to form the gas xy but it takes some time for the reaction to occur. both x and y are placed in a container with a piston and you note the volume. As the reaction occurs, what happens to the volume of the container? explain..
calculate the final temperature of a mixture of 110.0 g of ice initially at -10.5 degrees celcius and 396.0 g of water
Express your answer numerically in calories using two significant figures.
if 0.11 g of h2o2 decomposes in a 2.50 l flask at 25 degrees celcius what is the pressure of o2 and
Calculate the molarity and mole fraction of a 1.51 m solution of acetone (CH3COCH3) dissolved in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm3.) Assume that the final volume equals the sum of the volumes of ..
The intermediate from Step 1 reacts in Step 2 to form a compound with two sp3 hybridized atoms. Overall: One bond is formed and one bond is broken. One of the products has a bent molecular geometry and smells like rotten eggs.
Determine the specific heat of a metal object of 19 grams that is heated to 96 degrees Celsius and added to a calorimeter containing 75 grams of H 2 O at 18 degrees Celsius.
The standard change in Gibbs free energy is deltaG= -32.8kJ/mol. What is deltaG for this reaction at 298K when the partial pressures are PNO= .200atm, PO2= .100atm, and PNO3= .850atm
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