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By watching this video, https://www.youtube.com/watch?v=lgX-7h-mEYw .
Will the same result be obtained if too much aluminum foil will be added in the reaction? Why or why not? Explain your answer.
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- Why is catalyst more effective in a finely grinded state?After treating activated carbon with sulfuric acid or any acid, why is it needed to wash it after? Please explain in detail. Thank you so muchAssuming an efficiency of 41.40%,41.40%, calculate the actual yield of magnesium nitrate formed from 112.7 g112.7 g of magnesium and excess copper(II) nitrate. Mg+Cu(NO3)2⟶Mg(NO3)2+Cu
- Calculate for the theoretical yield of Rochelle salt (MW = 282.83) (a) that will be obtained from 6.6 grams of monohydrated Sodium carbonate (124.01). What is the reacting ratio? Refer to the choices below. (b) that will be obtained from 15g of Potassium bitartrate (MW = 188.10). Refer to the choices below. Rochelle salt: 2KHC4H4O6 + Na2CO3.H2O + 6H2O ---->2 C4H4O6KNa.4H2O +CO2 A 22.55 g B 25.47 g C 30.11 g D 32.64 gSolid Cu(OH)2 dissolves in water to produce a solution that is 1.77 x 10-7 M in Cu2+(aq). What is the Ksp for Cu(OH)2?Copper materials with a total surface area of 50 m2 of 10 m2, covered with 7-micron silver only in certain areas, were scrapped. Recovery of silver is only economical with a correct reactor design and a suitable reagent selection. a) Write down all the reactions that will take place for H2SO4, HNO3, HCl acids. b) Explain which acid(s) you prefer for the application and why
- ACID DEPOSITION: what are the methods used to reduce the incidence of acid deposition and photochemical smog; e.g., reducing sulfur content in fuels, using catalytic converters in automobiles, smokestack scrubbersThis is a drastic but effective way to minimize the effects of adsorbed impurities CHOICES: A. dissolution B. reprecipitation C. digestion D. nucleationPlease watch this video and solve the following two questions ( https://www.youtube.com/watch?v=ojZ9hpi-9w0&t=29s ) "preparation of aspirin" -What is the purpose of the concentrated sulfuric acid used in the first step? -Hydrochloric acid is about as strong a mineral acid as sulfuric acid. Why would HCl not be a satisfactory catalyst in this reaction?
- What are the advantages and disadvantages of electro-synthesis?Explain passivation by drawing hypothetical polarization curve and which parameters have effects on the passivity of a metal and the corrosivity of an electrolyte. Show reaction steps for a nickel oxide passive filmIn a paper mill, what 6 steps provide the final product?