Determine how many grams of cus are obtained
Determine how many grams of CuS are obtained by passing a current of 12A through a solution of CuSO4 for 15minutes?
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When 25 mL of a solution which is having both Fe3+ and Fe2+ ions is titrated with the 23 mL of 0.02 M KMnO4 all of the Fe2 ions are oxidized to the Fe3+ ions.
Discuss what minimum phosphate concentration would it take to precipitate a calcium phosphate kidney stone where the Ksp calcium phosphate = 1.0 x 10-25
Compute the mole fraction of NaCl in this mixture after all the ice melts. Compute the freezing point of this mixture (in the Celsius) if the homemade ice-cream is frozen by churning it in a bucket suspended in an ice-water-salt mixture.
Determine the wrong with this setup? If the tech prepared a solution containing equimolar concentrations of H2CO3 and HCO3- , what would be the pH of the resulting buffer?
The activation energy of the exothermic reaction is greater than that of endothermic reaction. Outline the potential energy profile diagrams for these 2 reactions on the same graph.
The equilibrium partial pressures of N2O4 and NO2 are 0.20atm and 0.15 atm, respectively at the 25°C. Determine the partial pressure of the gases when a new equilibrium is established if the volume is doubled at constant temperature.
Determine the standard cell potential for the Sn2+ (aq)+ Ni (s) → Sn (s) + Ni 2+ (aq). In a certain cell, the concentration of Sn 2+ is 0.0010 M and the concentration of Ni 2+ is 0.10 M. How can calcula
The "fluoride" is often present in the range of 1.4 ppm. But, in reality, this total fluoride is a mixture of F- and HF because HF is a weak acid.
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How is it rational for the owner of a factory or plantation to work his laborers to death or disability when they can easily be replaced cheaply?
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