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Question - The U.S. Environmental Protection Agency (EPA) sets limits on healthful levels of air pollutants. The maximum level that the EPA considers safe for lead air pollution is 1.5 µg / m3 . If your lungs were filled with air containing this level of lead, how many lead atoms would be in your lungs? (Assume a total lung volume of 5.50 L.)
By means of textbook reference solve the reactions given in above problem
A voltaic cell is constructed by immersing a strip of silver metal in a 1.0M AgNO3 solution and a strip of Cadmium metal in a 1.0M Cd(NO)3 solutio. the circuit is completed by a wire and a salt bridge in the usual way.
Imidazole is a weak acid, and thus reacts with strong bases to form the corresponding anion. Show this reaction, and draw resonance structures that account for the stability of conjugate base.
Define ether, gravy, salad, white grape juice, seltzer water, beef stew, and sodium carbonate as a pure substance, heterogeneous mixture, colloid, or solution
a what temperature change would you expect in which 50.0 ml of 2.0m hcl is combined with 80.0 ml of 2.0 m naoh in
For each metal complex, give the coordination number for the metal species. a. [M(CO)3F3 b. Na[Ag(CN)2] c. [Pt(en)Cl2]
Describe clearly why a single indicator solution in only useful for measuring pH over a rather narrow range. Use a specific indicator of solution
Zinc phosphate (Zn3(PO4)2) has a solubility product constant Ksp = 9.0 x 10-33. What is the solubility of zinc phosphate in...pure water
what mass of barium is produced when molten BaCl2 is electrolyzed by a current of 3.30 105 A for 7.00 hours?
what is tert-butyl capxylate? how 'bout its molecular structure?
How many isomers of the alkenes having the molecular formula C6H12 would have "trans" or "E" in their name
Why is the difference in names between HCN,hydrogen cyanide and KH,potassium hydride
Explain why the sign of delta H is reasonable based on the concept that delta H = total delta H broken bond - total delta H formed bonds
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