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A 19 years old college football player, Max Geller, has an abdominal pain and diarrhea. Explain He is currently in a comma from a high fever. According to his family, he has been getting weaker as well as having rose spots in his abdomen after celebrating his team's victory in a small bar on Friday night
Explain what type of bacteria does he have:
(A) Streptococcus Lacobacillus
(B) Propionilbacterium
(C) Clostridium
(D) Escherichia Salmonella
(E) Enterobacter
Iodine-131 is a radioactive isotope. After 7.00 days, 54.7% of a sample of 131I remains.
a chemistry student dissolved 500 grams of alcl3 in 2750grams of h20. the resulting solution had a density of1.015 gml.
write the equations that illustrate how each pair of compounds can serve as a buffer pair. A) H2CO3 and NaHCO3 (the "carbonate" buffer in blood) B) NaH2PO4 and Na2HPO4
A 100.0 mL sample of 0.10 M NH3 is titrated with 0.10 M HNO3. Determine the pH of the solution after the addition of 150.0 mL of HNO3. The Kb of NH3 is 1.8 × 10-5.
The pH of lemonade is approximately 3.0. How many times greater is the [H+] in coffee than in tap water having a pH of 8.0
Select all of the reaction mechanisms that are likely to occur when 1-bromonorbornane (shown) is treated with sodium ethoxide in ethanol.
Using activity coeffient, calculate the pH of a 0.001M HCl solution. If you add a 0.010M solution of NaCl to this solution, will the pH increase, decrease or remain the same
The saturated solutions of Ca(OH)2 contain a white solid which is removed by filtering. What is this solid. If that solid were not removed, how would it affect the calculated values of the solubility product constant (Ksp) and the solubility of Ca..
A reaction initially contains 0.1 moles of H2(g) and I2(g) in a 1L flask. At equilibrium the final concentration of HI(g) is 0.19M. What is Kp for this reaction.
Describe the preparation of a 1.50 M, pH 8.0 tris buffer (500 mL) using tris base (MW= 121.1 g/mol) and 3.0 M HCl. pKa of tris is 8.3
An open end manometer constructed from a U-shaped tube was operated using an oil which has a density of 1.088 g ml-1. In a particular measurement, the level in the end connected to the gas manifold, on which the experiment was being conducted, mea..
does a chemical reaction occur when a metal ion is placed in a flame and a color occurs? explain. what is the
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