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- Why is (CH3)3Cl considered to be a Lewis Acid?Write a balanced equation for the acid–base reaction thatleads to the production of each of the following salts.Name the acid, base, and salt.(a) Na2SO3 (c) PbSO4(b) Ca(C6H5COO)2 (d) CuCl2solution gave a scarlet-red flame test with a few flashes of yellow. The solution gave no reaction with ammonium carbonate, ammonium phosphate, or ammonium sulfate. The halide test produced a faint yellow color in the hexane layer. What is (a) the alkali or alkaline earth element, and (b) the halide in the unknown solution? (a) (b) 5. An unknown solution gave a brick-red flame test. The solution produced a white precipitate with ammonium carbonate, ammonium phosphate, and with ammonium sulfate afte heating. The halide test produced a yellow-orange color in the hexane layer. What is (a the alkali or alkaline earth element, and (b) the halide in the unknown solution? (a) (b) abi A fireworks display is produced by packing different chemicals and gunpowder in a ro shell and exploding the mixture in the air. Based on your experimental observations, w elements could produce the following colors of fireworks? (a) orange-yellow c) yellow-green (b) light purple (d) bright red
- How many moles of (CH3)3N would need to be added to 459.2 mL of a 0.25 M solution of (CH3)3NHCL to produce a solution with a pH equal to 9.21?Complete the equation for the dissociation of NH4NO3(aq). Omit water from the equation because it is understood to be present.(b) The K₂ of HClO₂ is 0.010. Determine the pH of a 0.1 M HClO₂ aqueous solution at equilibrium.
- Rank the following acids in order of increasing strength: (a) HClO4, H3PO4, H2SO4; (b) H3PO4, H3AsO4, H3SbO4; (c) HOF, HOCl, HOBr, HOI; (d) HOCl, HClO2, HClO3, HClO4; (e) CH3CO2H, CF3CO2H, CCl3CO4H;The single largest use of phosphoric acid is in the production of fertilizer. How many grams of phosphoric acid (with excess NH3) are required to produce 800 g of (NH4)2HPO4, a common fertilizer?How would the pH of a 0.175 M solution of NaC4H,O2 compare with that of a 0.175 M solution of KCĄH;O2 ? Explain.
- Complete and balance the following equation:(acid - base) H2SO4 + KOH1) a) Write the reaction of ammonia with water. b) Show the reaction of HI, considered as a Bronsted-Lowry acid, with ethanol (СН.ОН).4. Write the overall and net ionic reactions for the neutralization of H2SO4 by KOH. Why are heats of neutralization often expressed in kJ/mole H2O?