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What are the major sources and emissions of air pollution in your community? What chemicals are they emitting, and how are these chemicals transported through your community (non-point sources, smokestacks, etc.)? Were you surprised at the results? Do you plan to take any action based on the information you discovered?
Your response should be at least 200 words in length.
give two examples of elements or compounds that undergo sublimatiom. we studied the sublimation of elemental iodine
The mole fraction of A in the vapor is found to be 0.67. What is the mole fraction of A in the solution?
Molecular weights can be determined by freezing point depression measurements. A 6.0 g sample of a compound whose empirical formula is (CH2)x is dissolved in 200 g of benzene. The freezing point of the solution is 1.83 C below that of pure benzene..
You need to make a diluted solution of HCl. Your concnetrated acid is 12M. How many L of the 12M HCL will you need to make 0.76 L of a 1 M HCL solution? Your answer must inlcude units
Compare the energy cost in ATP equivalents of synthesizing separate from mitochondrial acetyl-CoA to the energy recovered by degrading separate to acetyl-CoA.
What is the molar solubility of Co(OH)2 in a buffered solution that has a pH of 10.43?
a student titrates 50.0ml of apple juice and reports the following in the titration to the phenolphthalein end point with 0.1011 M NaOH.
The meniscus of mercury curves downward at the edges. Explain using the concepts of cohesion and adhesion.
The molecule AB dissolves in water with Ksp=10^-12. How many moles of AB will dissolve in five liters of water?
20 barium chloride60 m sulfuric acid1 m hydrochloric acidaccording to the concentrations in the procedure and assuming
Assume that 2.2 million metric tons of adipic acid will be synthesized yearly by industrial nitric acid oxidation, and for every mole of adipic acid produced a mole of N2O will be emmited into the atmosphere. Calculate the number of moles and mass..
Why might it be attractive to research the use of alloys that do not contain lead, Pb; however, exhibit similar properties associated with lead-containing alloys?
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