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When red blood cells migrate away from the lungs, initial oxygen dissociation from hemoglobin is stimulated by __________ and further on, dissociation is enhanced by _________:
a. BPG; breathing
b. Higher [oxygen]; Lower [oxygen]
c. BPG; T/R transition
d. Lower [oxygen]; T/R transition
Draw the structure of all alkenyl side products that could be formed by dehyradation of 2-methyl-2-butanol by and E1 mechanism. propose a mechanism for the formation of the alkene side products.
A mole of photons in the blue visible region of the electromagnetic spectrum has an energy of 2.54 × 10 2 kJ/mol, calculate the frequency in s-1 of the photon.
the two complimentary single strands of DNA shown below can form (at least) three secondary structures upon annealing. Name three of them.
Calculate the expected change in temperature for 4.5 g of NH4NO3 dissolved in 100.0 mL of H2O. Assume that the calorimeter absorbs no heat.
Draw lewis Dot structures. Use model kits, styrofoam balls and/or gum drops to make a model of the molecule or ion. Be sure to place electron groups (toothpicks or sticks) as far apart as possible.
CH3SH, has a substantial dipole mement (1.52) even though carbon and sulfer have identical electronegativities.
In order to maximize topographic contrast in SEM, would you use backscattered or secondary electron detector? Explain.
7.2 liters of an ideal gas are contained at 4.0 atm and 27 °C. Using the ideal gas law, calculate how many moles of this gas are present.
How would this affect the calculated Ksp (for Ca(OH)2)? How would this affect the calculted molar solubility of Ca(OH)2
It was found that 19.31 mL of an HCl solution are needed to react completely with 322 mL of a LiOH solution that has a pH of 11.56. What is the molarity of the HCl solution?
Describe the mechanism of the preparation of 2-methyl-3-hexanol by reducing an appropriate carbonyl compound.
the equilibrium partial pressure for the reaction 2NO2(g)--> N2O4(g) are 0.0686 atm for NO2(g) and 1.250 atm for N2O4(g).
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