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Question- Copper (i) ions in aqueous solution react with NH3 (aq) according to Cu^+ (aq) + 2NH3 (aq) ----------------> Cu (NH3)2^+ (aq) Kf = 6.3 X 10 ^10 Calculate the solubility (in g * L^-1) of CuBr (s) (Ksp = 6.3 X 10 ^-9) in 0.88 M NH3 (aq)
Determine the solution for the above problem express your work in detail
Problem- A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ?C. The initial concentrations of Pb2+ and Cu2+ are 5.10×10?2M and 1.50M , respectively.
If a gas sample absorbs 89 kJ of heat as well as does 120 jJ of work, Explain what is the change in its internal energy in kJ
Problem- A 18.42 mL sample of a 0.1894 M KMnO4 solution is needed to oxidize 15.34 mL of a FeSO4 solution in an acidic medium. What is the concentration of the FeSO4 solution
The mass of an ice cube is 18.7 g, and its initial tempature is -14.4 degree C. The water resulting from the melted ice reaches the tempature of your skin,
Barium chromate dissolved upon treatment with nitric acid forming an orange solution. Write a net ionic equation to represent the overall reaction that occurs.
to obtain the same antifreeze protection requires 76 g of propylene glycol to replace each 62 g of ethylene glycol.
Write a balanced equation for the double-replacement precipitation reaction described, using the smallest possible integer coefficients. [silver nitrate and cobalt(II) iodide]
Microwave ovens emit microwave energy with a wavelength of 12.2 cm. What is the energy of exactly one photon of this microwave radiation
If 2.45 g of N2H4 reacts and produces 0.650 L of N2, at 295 K and 1.00 atm, what is the percent yield of the reaction?
forty-two 42.0 grams of nitrogen gas at 298 k and 745 torr has a volume of 37.42 l. what volume will it occupy if the
Use the activity series to determine which of the following ions will be reduced when an aluminum strip is placed in an aqueous solution of that ion: a)Fe^2+(aq) b)Au^3+(aq) c)Zn^2+(aq) d)H^+(aq) e)Pb^2+(aq)
what is the degree of purification (fold purification). what is the percent yield of the enzyme recovered in the purified fraction
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