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Determine the final pressure of the sample, if the final volume is 3.99 L. At 0.°C and 2.40 atm pressure, a sample of carbon dioxide gas occupies a volume of 7.70 L. The sample is compressed an
Cp,m = 25.4 J/(mol·K). Cv,m = 24.3 J/(mol·K). Assume that CP and CV are constants. Cylinder A is heated at constant pressure, cylinder B at constant volume.
If the initial reading of the buret volume changed from 48.0 mL to a final reading of 17.0 mL at the endpoint of the titration of the impure sample, determine the percent of pure tartaric acid in th
Calculate the final temperature of the water, assuming where no heat is lost to the surrounding? A 36.0 g sample of water at 7.0 C is mixed with the 53.0 g sample of water at 57.0 C in
Suppose you prepare a solution with a very high absorbance that is suspect in not following the linear relationship. The equation, A= a X b X c, becomes nonlinear at high concentrations of the absor
A swimming pool of area 50m2 is directly exposed to the sun. In July in Los Angeles, the incident sunlight at ground level has a power density of 1.2kW m-2 at noon. Determine the maxim
Calculate the freezing point of benzene at 1000 atm when the benzene freezes at 5.5oC its density changes from 0.879 g cm-3 to 0.891 g cm -3. Its enthalpy of fusion is 10.59 kJ mol-1.
Identify the pH during the titration of 20mL of 0.2700M benzoic acid,C6H5COOH (Ka = 6.3e-5), with 0.2700M NaOH solution after the following additions of titrant
Calculate the concentration of beta-carotene in the spinach in μg of beta-carotene per gram of fresh tissue (μg/g) if you began with 1.1 g of fresh spinach leaves and measured you had 1.681&t
How much hundred proof Whiskey must the patient be made to drink in order to reduce the catalytic activity of LADH towards methanol by 95% when a patient X was brought to the Emergency Room for drin
Determine the t1/2 in minutes? Discuss In how much time 35% of the substrate will be consumed? Discuss how much starting material remains after threet1/2
Determine the numbers of liters of hydrogen gas, calculated at STP, and are formed? A sample of 0.100 mol magnesium metal and an excess of the aqueous hydrochloric acid are combined and react to com
The reaction of lead sulfide with hydrogen peroxide, H2O2, to give lead sulfate is described by the equation Determine the numbers of moles of hydrogen peroxide are needed to give 2.47 mol PbSO4?
Determine what mass of HgBr2 can be formed from this reaction under these conditions? Determine the numbers of moles of which reactant will be left un-reacted?
Determine the numbers of grams of which reactant remain if the reaction is complete, if 142.0 g ofClO2 is mixed with 38.0 g of H2O.
Determine the numbers of different products or constitutional isomers) are possible from the monochlorination of 2, 2-dimethylpentane? Show all the possibilities.
Why should the boiling point rise as the distillation progresses , in this experiment (steam distillation of the essential oil of caraway seeds) the initial boiling point should be a little less tha
Discuss how can metal contamination such as lead in our drinking water supply lead to the enamel in our teeth being eaten away?
Which of the two compounds have the higher retention time? Why? The column in a gas chromatograph is polar, and a mixture of a polar compound and a non polar compound is injected.
Calculate the final temperature inside the vessel after combustion; neglect any loss of heat to the vessel or surroundings. Where the mixture of gases has an average molar heat capacity of 21J/mol *
An evacuated reaction vessel with a volume of 10.0 liters is filled with chlorine gas at 25 C and a pressure of 1.00 atm. Al2O3 and NaCL are added and the mixture is heated to 850 C until the rea
Demonstrate the structure of this compound and explain why it is the major product when pyridine is nitrated in concentrated nitric acid, amononitropyridine is obtained as the major product
Discuss the functional groups that they do not have in common. Explain how you can see these functional groups using spectroscopy. Compare isopentyl alcohol to isopentyl acetate.
Calculate the concentration of the KOH solution? A quantity of 18.68 mL of a KOH solution is required to neutralize 0.4218g of KHP.
Determine the work for the compression of CO2 gas from3.0 to 1.5 liters against a pressure of 2.0 atm at constant temperature.