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For organic mechanisms:
How can you tell if something is a strong nucleophile, a strong base, or both?
For example, what would CH3C(triple-bonded to)C- Na+ be? What about OH-?
Could you provide examples of some commonly used common weak/strong bases and nucleophiles?
A 54.14 g sample of a substance is initially at 28.6 C. After absorbing 2631 J of heat, the temperataure of the substance is 179.1 C. What is the specific heat (c) of the substance
methyl-1-hexanol a was reacted with nabrh2so4 to give b which upon treatment with magnesium in diethyl ether formed an
If 46.1 g Zn at 18 degrees celsius is placed in 80 g h20 at 75 degrees Celsius what is the final temperature of the mixture. The specific heat capacities of zinc and water are 0.388 J/ g*k and 4.184 J/g*K
A mass of solid aluminum is at its melting point. what is the maximum mass of this sample that can be melted by 120 kJ of heat? ( Cp=0.900J/gc ; Hfus= 35.7 KJ/g
The rate constant for the second order reaction is .80 M s at 10 degrees C starting with a concentration of .86 M calculate the concentration of NOBr after 71 seconds.
Explain why hermitian operators are important in quantum mechanics. Use the expression for the momentum operator ˆpx to derive the expression for the kinetic energy operator ˆ Tx.
If a triacylglycerol in peanut oil that contains one oleic acid and two linoleic acids is completely hydrogenated, draw the condensed structural formula for the product.
how does the strength of the attraction between water molecules and sodium and chloride ions compare with the strength
Why is the Beer - Lambert law in units of absorbance rather than in units percent transmittance
Use the appropriate standard reduction potentials to calculate the value of k at 25 degrees celcius
Solid sodium iodide is slowly added to a solution that is 0.0050 M Pb2+ and 0.0050 M Ag+. [Ksp (PbI2) = 1.4 × 10-8; Ksp (AgI) = 8.3 × 10-17] Calculate the Ag+ concentration when PbI2 just begins to precipitate.
New ads for the toyota Prius claim that it has saved over 1 billion gallons (2.8 x 10^9kg) of gasoline. Assuming that gasoline is 100% octane (C8H18) how much has the prius reduced emissions of carbon dioxide.
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