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An Orsat analysis of the (dry) products of combustion of a gas emanating from the bowels of a creature of immense hypocrisy produces the following composition: 1.00% CO2, 19.2% O2, and 79.8% N2: Determine
a. The chemical formula (CnHm) and name of the gas.
b. The composition of the fuel on a percent molar basis.
c. The percent excess air used in the combustion process.
d. The dew point temperature of the products at atmospheric pressure.
A freeway has 10,000 vehicles per hour passing a house 200 m away. Each car emits an average of 1.5 g/mi of NOx, and winds are blowing at 2 m/s across the freeway towards the house.
What is the percent yield of a reaction in which 145.5 g phosphorus trichloride reacts with excess water to form 69.4 g HCl and aqueous phosphorous acid (H3PO3)
How many grams of acetylene are produced by adding water to 5.0 grams CaC2
The sedimentation coefficient of a certain DNA in 1 M NaCl at 20 oC was measured by boundary sedimentation at 24,630 rpm. The following data were recorded time (min) distance (cm) 16 6.2687 32 6.3507 48 6.4380 64 6.5174 80 6.6047 96 6.6814 A.
Determine the heat transfer (q) experienced by the calorimeter for this reaction. b. Determine the ?Hrxn per mole of HI. c. Identify whether this reaction is endothermic or exothermic and explain your reasoning.
Calculate the specific rotation of the compound. An aqueous solution containing 7.33 g of an optically pure compound was diluted to 800.0 mL with water and placed in a polarimeter tube 15.0 cm lon
A radioactive 32P nucleus has a half-life of 14.3 days. If a 50.00 g sample is allowed to decay naturally, how much time passes until only 1.00 g of 32P remains
25.00mL of an acetic acid solution requires 23.86mL of a 0.1550M potassium hydroxide solution to reach the endpoint. What is the molarity of the acetic acid solution
Cobalt-60, which undergoes beta decay, has a half-life of 5.26 yr. What is the activity of the sample in Bq?
Is it possible to have homogeneous binary liquid solution whose viscosity is higher or lower than that of either of the two component liquid? what conclusions would you draw about the nature of intermolecular interactions in such a mixture
compute the water volume that is released upon its total metabolism to carbon dioxide and H 2 O, taking into account any oxidative phosphorylation that might occur.
A 0.1669-g sample of an unknown monoprotic acid was dissolved in 33.4 mL of water and titrated with 0.0688 M NaOH solution. The volume of base required to bring the solution to the equivalence point was 16.5 mL.
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