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Calculate the value of E°cell for a voltaic cell described in each of the following. Enter your answer with 3 significant digits. Enter scientific notation as 1.23E4. (a) Br2(l) is reduced to Br? (aq) and Pb(s) is oxidized to Pb2+(aq). (b) Ag+(aq) is reduced by Zn(s). c) MgI2(aq) is produced from Mg(s) and I2(s).
Write a balanced equation for the conversion of C6H5CHOHCH3 to the methyl ketone in the presence of I2 and NAOH
What are the resonance structures and intermediates in the formation of bromoacetanilide from the reaction of acetanilide and bromine liquid with acetic acid
buffer contains 0.50 mol NH4+ and 0.50 mol NH3 diluted with water to 1.0 L. How many moles of NaOH are required to increase the pH of the buffer to 10.00? pKa of NH4+ = 9.25.
A 250.0ml sample of air at 100.0 K is warmed to 200.0 K at constant pressure.What is the volume of the air sample at the new temperature.
If 1.02 g KHP (molar mass = 204.2 g/mol) is titrated with 28.34 mL of NaOH, what is the concentration of NaOH?
The reaction is spontaneous at all temperatures C) It is impossible to determine if the reaction is spontaneous without calculations D) The reaction will only be spontaneous at low temperatures E) The reaction will only be spontaneous at high temp..
What is the purpose of Sodium phosphate dibasic when used to make ethanol via fermentation?
what is the number of mole equivalents of H2 produced by the reaction of 1 mole equivalent of Mg (m) with H2SO4 (aq)?
The temperature of a 22.0 g sample of material increases from 190.0 degree C to 42.0 degree C when it absorbs 5.00 kJ of energy as heat. What is the specific heat of this material?
What wavelength of light would you report in units of nm, if the light had a wavelength of 7.60 x 10-10 m?
What is the change in the volume of the balloon as it ascends to 7000ft?
A sample of sulfur weighing 0.210g was dissolved in 17.8g carbon disulfide. (Kb= 2.340C/m ) If the boiling point elevation was 0.1070C, what is the formula of a sulfur molecule in this environment
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