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A clinic took temperature readings of 250 flu patients over a weekend as well as discovered the temperature distribution, to be Gaussian with a mean of 101.00 F as well as a standard deviation of .9530
Utilize normal error curve area table to get the following values:
A. Explain what is the fraction of patients expected to have a fever greater than 102.58 F?
B. Explain what is the fraction of patients expected to have a temperature between 100.51 F and 101.79 F?
How many moles of sodium hypobromite (NaBrO) should be added to 1.00 L of 0.055 M hypobromous acid (HBrO) to form a buffer solution of pH 8.95? Assume that no volume change occurs when the NaBrO is added.
a mixture consisting of 0.250 m n2nbspand 0.500 mh2nbspin a reaction vessel at certain temperature reactsand reaches
What is the pH of a 2:1 mixture of H2PO4- to HPO42- at 0.005 M ionic strength. (See the table for the activity coefficients.)
A meteorological balloon of radius 1.0M at sea level and 20 degrees C. At it's maximum altitude the radius of the balloon is 3.0M and the temperature is -20 degrees C
Consider a saturated colution of calcium oxalate, CaC2O4, in which the following reactions can occur: (CaC2O4)4 -2 (s) ---> Ca+2 + C2O4 -2 Ksp=1.3e-8
Calculate the mass of water produced when 9.11 g of butane reacts with excess oxygen. Express the mass of water numerically in grams.
Acid-catalyzed dehydration of cyclobutylmethanol proceeds via an E1 mechanism and gives two alkenes.
A sample of pure silver jewelry has mass of 63.3g and is heated to a temperature of 111.4C. It is placed into a container of water at 17C.
Given that O2 is parmagnetic and has a bond order of 2, and its highest occupied molecular orbital is antibonding, what would be the expected bond orders for O2 2- and O2 2+?
Complete the following reactions involving alkenes and alkynes. a. 1,3-diethylcyclopentene + Hg(OAc)2 (THF); NaBH4, OH(aq)-. Write names under all compounds.
Activating effects: Using resonance contributors, explain why the methoxy group is an activator and an ortho/para director in electrophilic aromatic substitution
After performinc a TLC on an unknown material, using dichloromethane as a developing solvent, you visualize one spot having an Rf of 0.05. In order to obtain information that is more useful would you use hexane or ethyl
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