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Assuming a temperature of 25 °C, perform the first calculation in the Calculations section of this experiment (E° for Cu = 0.340 V)
Based on the reduction potentials provided below, determine E° for a galvanic cell constructed from these half-cells. Be sure to show all of your work.
Ag+(aq) + 2S2O32-(aq) Ag(S2O3)23- (aq)
1. Ag+(aq) + e- → Ag(s) E° = 0.799 V (at 25 °C)
2. Ag(S2O3)23- (aq) + e- → Ag(s) + 2S2O32-(aq) E° = 0.017 V (at 25 °C)
boron has primarily two isotopes one withatomic mass of 11 amu and the other with an atomic mass of 10 amu.if the
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chcooh harr ch3coo- h write the equilibrium expression for the reaction. what is the concentration of h if the ph is
Tungsten (W) metal, which is used to make incandescent bulb filaments is produced by the reaction
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An element has three naturally occurring isotopes, calculate the percent abundance and the atomic mass
A gas containing only CH4 and N2 is burned with air yielding a flue gas that has an Orsat analysis of CO2:8.7%, CO: 1.0%, O2:3.8%, and N2:86.5%. Calculate the percent excess air used in combustion and the composition of the CH4-N2 mixture.
A mixture of the compounds magnesium bromide and potassium chloride contains 48.7 g of magnesium bromide and is 70.5 % by mass magnesium bromide. The compound potassium chloride is 52.4 % by mass potassium. Calculate the mass (g) of chlorine in th..
What are the two metal strips in the Daniells cell and what is used to connect the two containers of the Daniell's cell?
If 0.140mol of a nonvolatile no electrolyte are dissolved in 3.30mol of water, explain what is the vapor pressure PH2O of the resulting solution. Explain the vapor pressure of pure water is 23.8 torr at 25 °C, how to calculate this
water to form dissolved boric acid, H3BO3, and hydrogen sulfide gas. What is the balanced Equation?
What is the minimum kinetic energy (in J). What wavelength (in m) is associated with electrons of this energy
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