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Explain molten carbonate fuel cells fueled with H2 convert as much as 60% of the free energy released by the formation of water from H2 and O2 into electrical energy. Find out the quantity of electrical energy obtained from converting 1 mole of H2 into H2O(l) in such a fuel cell.
a biochemical engineer isolates a bacterial gene fragment and dissolves a 10mg sample in enough water to make 30ml of
The cell potential of the subsequent electrochemical cell depends on the gold concentration in the cathode half-cell. Explain what is the concentration of in the solution if is 1.19
Why is the C-C bond length in naphthalene C10H8 between the typical single C-C bond length and the typical C=C double bound length
Calculate the pH of the solution formed by the addition of 55.5 mL of 0.100 M NaOH to 49.2 mL of 0.100 M H3PO4.
What are all the monochloro derivatives of 2,5-dimethylhexane, C8H17Cl? And/or how do you find them
how far away from equilibrium is the concentration of ADP and ATP in the cell? Answer A. equal B. slightly different C. greater than two orders of magnitude different D. greater than 6 orders of magnitude different E. greater than 12 orders of mag..
Write a net ionic equation for the reaction that occurs when aqueous solutions of acetic acid and potassium hydroxide are combined.
Eventually, the water becomes saturated with respect to NaCl. Write a balanced chemical reaction illustrating the precipitation of NaCl and explain saturation
Determine (i) the coupling constant J, (ii) the frequency difference ?°(?d) due to the difference in chemical shifts ?d = d2- d1 , and (iii) the chemical shifts d1 and d2 of the two hydrogens in ppm
Determine the energy of 1.20mol of photons for each of the following kinds of light. (Assume three significant figures.) infrared radiation (1480nm) visible light (520nm) ultraviolet radiation (130nm)
If the pressure of gaseious chloroform in a flask is 195 mm Hg at 25 degrees celsius and its density is 1.25 g/l, what is the molar mass of chloroform?
Compute the number of kilograms of hydrogen that pass per hour through a 5-mm-thick sheet of palladium having an area of 0.20 m2 at 500°C. Assume a diffusion coefficient
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