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Does trade create or destroy jobs? Discuss what the models of international trade suggest, and augment those models where necessary with further evidence and logical analysis.
A ball thrown at an initial angle of 37 and initial velocity of 23.0m/s reaches a maximum height. With what initial speed must a ball be thrown straight up tp reach the same maximum heaight
Calculate the molar solubility of Mg(OII)_2 in a solution with a pH of 12.8 (K_op of Mg(OH)^2 is 1.2 * 10^-11
Chemistry is a natural science that deals
Write a balanced net ionic equation for the reaction of each of the following aqueous solutions with H+ ions.
azomethane decomposes into nitrogen and ethane at high temperaturech3 - n n - ch3 --gt n2 c2h6a chemist studying this
a 150 ml aqueous solution containing .18m of a weak acid wasextracted with 50 ml of ether organic phase. after
A balloon filled with helium gas has a volume of 500 mL at a pressure of 1 atm. The balloon is released and reaches an altitude of 6.5 km, where the pressure is 0.5 atm.
Draw all possible monochlorination products of 3,3-dimethylpentane, including stereoisomers.
Cavendish prepared hydrogen in 1766 by rather quaint method of passing steam through a red hot gun barrel. H2O + Fe ---> Fe2O3 + H2 (unbalanced) What volume of H2 at a pressure of 820 torr and a temperature of 23C can be prepared by a reaction of ..
Given that vinegar is 5% acetic acid by weight, estimate the percentage of vinegar in the foods. Assume that vinegar is 1.05 g/ml.
a) What is the molarity of the acetic acid? b) If the density of the vinegar is 1.006 g/cm3, what is the mass percent of acetic acid in the vinegar.
Suppose that 347 mL of argon is collected over water at 25 ?C and 715 torr. Compute the volume of the dry argon at STP. The water partial pressure at 25 ?C is 23.8 torr.Answer in units of mL
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