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Micro essay question for test
Two potentially serious bacterial diseases are Rocky Mountain Spotted Fever (RMSF) and cholera.
(a) What is the causative agent of RMSF? In your own words, give a description of the causative agent and the disease. Be sure to include general characteristics of the microbe, how the disease is transmitted, a general description of the disease, and some ways you can avoid being infected.
(b) What is the causative agent of cholera? In your own words, give a description of the causative agent and the disease. Be sure to include general characteristics of the microbe, how the disease is transmitted, a general description of the disease, and some ways you can avoid being infected.
(c) Why do you think it would be more difficult to rid a community of RMSF than cholera?
1.335 g of a particular metallic alloy, compounded of only Pb and Sb, can be quantitatively converted into a 1.554-g mixture of the oxides PbO2 and Sb2O4. What was the percentage (by mass) of antimony in the alloy
Chemical changes be be both useful and destructive to humanitys purposes. Cite a few examples of each kind of change from your own experience. Also give evidence from observation that each is indeed a chemical change and not a phsycial change
A plot of ln k vs. 1/T for the decomposition of dinitrogen pentoxide yielded a slope = -7.85 x 105 and a y-intercept = 35.2. whats its activation energy
Presence of Aldehyde Group, An excellent way to identify the presence of an aldehyde group is by 1H NMR. The chemical shift of the aldehydic proton occurs in the 9-10-ppm region
Based on the procedure that you used in this experiment, and the same molar quantities of reactants, develops a procedure that would be suitable for the preparation of isobutyl propionate. Specify amounts of all materials required and a distillati..
A 20.0 mL sample of gastric juice was taken from a patient suspected of having hypochloridia (low stomach acid). The sample was taken several hours after a meal so there was no ingested food or drink
Using curved arrows to symbolize the flow of electrons, write the stepwise mechanism for the acid-catalyzed esterification of p-aminobenzoic acid to give ethyl p-aminobenzoate.
What was the volume occupied by the sample under the new conditions - Determine what volume of 3.00M HCl in liters is required to react
Problem- 500.0 mL of 0.170 M NaOH is added to 555 mL of 0.250 M weak acid (Ka = 5.86 Ã- 10-5). 1) What is the pH of the resulting buffer
Choose the answer which presents the chemical formulas for two substances in order of decreasing melting point (highest melting point first) and gives a valid reason for this order.
A beaker contains 250 mL of an aqueous solution that has .025 moles of formic acid (HCOOH) and .025 moles of sodium formate (HCOONa)
soluble plant fertilizer is 0.070% by weight. if a 19.0g sample of this fertilizer is dissolved in 2.0L of solution, what is the molar consentration
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