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Is it fair for the industrialized nations to expect that all nations, including the less developed ones, restrict their use of fossil fuels and therefore participate in future disadvantages without obtaining the benefits of cheap energy or do you think the industrialized nations which have enjoyed the past benefits, should accept most of the future costs?
A piece of magnesium with a mass of .2 grams is added to 50mL of 1 molarity of HCL at a temperature of 28 degrees celcius. When the magnesium disolves the solution reache a temperature 46 degrees celcius.
The excess I3 was titrated with 50.00 mL of a 0.02000 M Na2S2O3 solution. What was the mass percent of arsenic trichloride in the original sample?
A 232 lb fullback run the 40 yd dash at a speed of 19.25 .10± mi/h. what is his de broglie wavelength in meters and what is the uncertainty in his position based on the de Broglie wavelength
What mass of carbon dioxide (in ) is produced upon the complete combustion of 18.9 of propane (approximate contents of one 5-gallon tank). Assume that the density of the liquid propane in the tank is 0.621.
Consider the hydrogenation of a carbon nitrogen double bond C=N (i.e. adding a hydrogen on the carbon and nitrogen atoms thus reducing the double bond into a single bond
Briefly explain why it was not necessary for you to determine the mass of unknown liquid that you transferred to the flask before heating.
Radioactive materials are often used in biological studies. A radiation biologist studies the rate of decomposition of a certain substance and obtains the following data:
A 10.00 mL aliquot (portion) of this solution is then diluted to a final volume of 250.0 mL. What is the final concentration of Fe3+ ions in the final solution?
What was the mass percent of dissolved solids in the sea water. b.) The actual solution chloride content in the sea water was 2.69%. If it had been assumed that the dissolved solid(s) consisted only of sodium chloride, what percentage error would ..
a. Find the amount the spring is compressed. b. Find the amount of energy converted to thermal. c. Find the minimum coefficient of static friction
given the following balanced chemical equation answer the following questions 3cacl2nbspaq 2
In Hecksher-Ohlin model, immigration from the labor abundant country lowers the relative wage of labor in the capital abundant country.
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