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The standard electrode potential for the reduction of Eu3+(aq) to Eu2+(aq) is ?0.43 V. Use the data in Appendix D to determine which of the following is capable of reducing Eu3+(aq) to Eu2+(aq) under standard-state conditions? (a) Sn2+(aq) (b) ln(s) (c) HCN(aq) (d) La(s)
Washing soda is often added to detergent formulations to make the wash water more basic. What is the formula of the NONHYDRATED form of washing soda? Does it increase or decreased the pH of the wash water?
If 3.0g of N2 gas has a volume of 0.50 L and a pressure of 5.0 atm, what is its Kelvin temperature
The conductivity of KCl is given as kappa=1.413ohms^-1 m^1 and the conductance of this solution is given as 1408microSiemens.
how much energy in kilojoules is needed to heat 5.65 of ice from -14.0 to 34.5? the heat of fusion of water is 6.01 and
Why is it that benzylic and allylic carbons undergo Sn1/E1 reactions even if they are primary carbons
The double-replacement reaction between silver nitrate and sodium bromide produces silver bromide, a component of photographic film. (A) If 4.50mol of silver react, what mass of sodium bromide is required?
Calculate the change in entropy when 54 ml of hot (95 C) water is added to 90 ml of cold (5 C) water is a closed cup, given that Cp (H2O, l) = 75.5 J/molK
molecular orbital theory compare these species with regard to A. their magnetic character B. net number of pie bonds C. bond orber, and D. bond length
Explain how and why Carbon can experience, sp, sp2, and sp3 via hybridization and what role this plays in the geometry of the molecule.
Calculate the concentration (M) of sodium ions in a solution made by diluting 70.0 mL of a 0.274 M solution of sodium sulfide to a total volume of 400 mL.
when 1.2563 g of an organic iron compound containing fe c h and o was burned in o2 2.2398 g of co2 and 0.67249 g of h2o
Suppose that you titrate 50.00 mL of a 0.0200 M Fe3+ solution (buffered at pH = 4.00) with 0.100 M EDTA. For all questions below, I am looking for a nonzero numbers.
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