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What is the change in the cell voltage on decreasing the ion concentrations in the anode compartment by a factor of 10. What is the change in the cell voltage on decreasing the ion concentrations in the cathode compartment by a factor of 10
write the ground state electron configuration( using molecular orbital theory) for o2 and show that it is paramagnetic.
determine the theoretical yield and the percent yield of ethanol if 684 g of sucrose undergoes fermentation and 349 g of ethanol is obtained
Compute ΔU for the transformation; a = 0.136 m6Pa mol-2 ; b = 0.0391 L/mol.
Calculate the pH of a solution that is 1.00 M HNO2 and 1.00 M NANO2
To make a 325 mL solution of 0.150 M NaCl, how many grams of NaCl need to be weighed out?
1.assuming that the answer to part b is yes at what temperature will the crystals begin to appear when the students
When aluminum crystallizes, it forms a face-centered cubic cell. The atomic radius of an Al atom is 143pm. Calculate the volume of the unit cell in cubic centimenters.
a gas sample was collected over water at 25.3 degrees celcius. the total pressure is determined to be 0.97 atm. what is the partial pressure of the gas that is collected?
Explain in some detail-consider solvent, nucleophile, and substrate structure. Provide the appropriate mechanism for the reaction of bromocyclopentane in sodium iodide /acetone. 2. Why do the reactions in NaI /acetone go to completion
A 14.0g sample of an unknown gas occupies 10.8L at a temperature of 30 degrees celsius and a pressure of 750mmHg. What is the molar mass of the gas
If 153 mL of wet H2 is collected over water at 24°C and a barometric pressure of 729 torr, how many grams of Zn have been consumed?(The vapor pressure of water is 22.38 torr at 24°C.)
what is the dose in rads to the animal in the first 4.0 hours following the ingestion of the radioactive material?
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