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Explain Carbocation
The mechanism is a sequence of two Brønsted acid-base reactions. In the first (step a), the double bond is protonated to give a tertiary carbocation; in the second (step b), the carbocation loses a dissimilar proton to give the alkene. The equilibrium is driven to the right by the greater stability of the alkene product. (Why is it more stable?)
Explain the two peaks in the diagram. How can a living cell control the position of the second peak to adapt the properties of its membrane to the demands of life? In blood, li
The energy of the electron in the first orbit of He + is -871.6x 10 -20 J . The energy of the electron in the first orbit of hydrogen would be : (1) -871.6 x10 -20 J
Amines - Nitrogen Containing Compounds 1. Amines are observed like derivatives of ammonia where one, two or all three hydrogen atoms are changed by alkyl or aryl group. 2. A
What is sublimation?
caco3
Q. Explain the Heating curve for water? Ans. When a substance is heated, it undergoes several phase changes. A heating curve is a diagram which illustrates the phase chan
what are ion? under what conditions are they produced?
Compute the blood volume within the body of horse: Problem: A 0.6 cm 3 solution containing 7.5 µCi /cm 3 of 59 Fe was injected into the blood stream of a horse After e
why Zn metal regarded other element
give answer
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