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Devise a cell in which the following is the reaction and calculate the standard cell potential: Ga(s) + CuSO4(ag) --> Ga2(SO4)3 + Cu(s)
Calculate the pH and pOH of a solution prepared by adding 10.0 mL of a 14.8 M KOH solution to 200 mL of water, then adding water until the volume of the solution is exactly 250 mL.
When a 18.5 g piece of copper originally at 99.5C is placed in 58.5 g of water at 24.0C, the temperature of the water rises to 26.1C. If the specific heat of water is 4.180 J , calculate the specific heat of copper. can you show work and the anser..
What is the unknown stubstance that is insoluable in water, soluable in cyclohexane and alcohol and has a boiling point of 58 C at 670 mm hg?
what is the pH of the benzoic acid solution prior to adding sodium benzoate? B. how many grams of sodium benzoate should be added to prepare the buffer? neglect the small volume change that occurs when the sodium benzoate is added.
Enzyme labeling can be used to map the structure of the active site of an enzyme using an affinity label, a molecule that is structurally similar to the substrate
Barium peroxide decomposes when heated to give BaO and O2. Write the balanced equation for this reaction. How many moles of O2 is formed when 0.500 mole of BaO2 is decomposed
In the synthesis of Aspirin using salicylic acid and acetic anhydride, i need a side equation for a reaction that might form salicylic acid during the workup of the product instead of acetic acid.
A sample of nitrogen gas had a volume of 500.ml, a pressure in its closed container of 740 torr, and a temperature of 25 degrees celsius. What was the new volume of the gas when the temperature was changed to 50 degrees celsius and the new pressur..
A 25.0 mL sample of 0.150 M hydrofluoric acid is titrated with a 0.150 M NaOH solution. What is the pH at the equivalence point? The Ka of hydrofluoric acid is 4.50 × 10-4.
Electrons appear on the right side of a reduction half reaction. A reductant is an reducing agent, which becomes oxidized during the course of a redox reaction.
What volume of chlorine gas is produced when 0.952 mol of hydrochloric acid reacts completely according
In an experiment where aniline is reacted with acetic anhydride to form acetanilide, how do you calculate the theoretical yield of acetanilide?
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