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1) Balance the following electrochemical equation for an acidic environment. NO3- + Cu à NO + Cu2+
2) Balance the following electrochemical equation for a basic environment. Cl- + Ag+ à Ag + ClO2-
Using the formula W = mg, how many milliliters of water with a density of 1g/mL are required to weigh 0.75 newtons and g = 9.81 m/s2?
A scuba diver with a lung capacity of 5.4L inhales a lungful of air at a depth of 47m and a pressure of 5.7 atm. If the diver were to ascend to the surface (where the pressure is 1.0atm ) while holding her breath, to what volume would the air in h..
If the BaSO4 residue was baked in an oven at 100C for several hours rather than air drying, what effect would this have on its mass and how would the initial concentration of H2SO4 be affected
Consider titrating 15.0ml of a .245M solution of hydazine, H2NNH2, with a .453M HCl solution. The Kb value for hydrazine is 1.3x10^-6. What volume of HCl needs to be added to the solution in oder to have a bffer system with the maximum capacity fo..
Give explanation why it is not practical to evaluate the solubility of the two salts AX and BY2, by simply comparing the solubility product constants?
Current annual energy consumption in the United States is 99.3 quads. Assume that all this energy is to be generated by burning CH4(g) in the form of natural gas.
if it contained fifteen times as much hydrogen carbonate ion as carbonic acid then determine what would the ph of blood
If we wish to prepare a 0.50M solution of NaCl how much water must be added to 1.0 mole of NaCl?
Write equations for the preparation of the following alkenes by the Wittig reaction or the Wadsworth- Emmons modification of the Wittig reaction. Start with any carbonyl compound and Witting or Wadsworth- Emmons reagent together with any other org..
How to calculate wavelength of light emitted when transition in hydrogen atom? How caclulate wavelength in nanometers?
A 275-g sample of nickel at 100.0C is placed in 100.0 mL of water at 22.0C. What is the final temperature of the water.
The Balmer series of transitions for the hydrogen atom result in absorption of photons that all originate from the n = 2 level. What are the longest and shortest wavelength photons in the Balmer sequence?
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