Why would the major products be o- and p-bromophenol
Draw all possible contributing structures to the carbocation intermediate in the bromination of phenol. Why would the major products be o- and p-bromophenol?
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A population has a standard deviation of 22 units. (Give your answers correct to two decimal places.) Find the standard error for the mean if n = 14.
The orbital speeds of the planets are determined to be 40.0 km/s and 50.7 km/s. The slower planet's orbital period is 7.25 years. (a) What is the mass of the star? (b) What is the orbital period of the faster planet, in years?
If acetic acid is the only acid that vinegar contains Ka = 1.8 x 10^- 5, calculate the concentration of acetic acid in the vinegar. The pH is 3.15.
In clinical trials a certain drug has an 8% success rate of curing a known disease. If 8 people are known to have the disease. What is the probability of:
(a) What is the total momentum of the system of the two carts at this instant? (b) What was the velocity of the first cart when the second cart was still at rest?
At the exit, the pressure is 0.1 bar, the quality is 0.9 (90%), and the velocity is 50 m/s. Calculate the rate of heat transfer between the turbine and surroundings, in kW.
Copper crystallizes in a face-centered cubic lattice. If the density of metallic copper is 8.96 g/cm^3, what is the radius of the copper atom?
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