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Problem- Electrolysis of molten NaCl is done in a Downs cell operating at 7.0 volts (V) and 4.0 x 104 A. How much Na(s) and Cl2(g) can be produced in 8 hours in such a cell?
I am not able to get the correct answer please help me
question phosphorylation can also serve to activate or inactivate specific enzymes. give an example of one amino acid
A 65.25 g sample of CuSO2*5H2O (M = 249.7) is dissolved in enough water to make 0.800L of solution. What volume of this solution must be diluted with water to make 1.00 L of 0.100 M CuSo4
Determine the Ka value of acetic acid at 105 degrees C from the following data: A 0.3 Molar aqueous solution of acetic acid shows a pH of 2.642 at 105 degrees C. You can use the approximation formula here because the concentration of the acetic ac..
What is the net pressure-volume work after all of the methane has combusted with excess oxygen and after the CO2 and H2O produced has cooled back to 23 oC at 1 atm pressure
If a breakdown of the thermal insulation around the turbine allows a heat loss of 60 kJ per kg of stream, and the exiting steam is at 150oC and 0.3 MPa, what will be the power developed by the turbine if the inlet steam conditions and flow rate ar..
Question- what is the concentration of Flouride ions (in M) in a 5.09 M solution of (CoF3) cobolt (iii) fluoride
1. which hasthe higher boiling point hf or hcl? why?2. potassiummetal crystallizes in a body-centered cubic structure
A mixture of sodium carbonate and sodium hydrogen carbonate is treated with aqueous hydrochloric acid. the unbalanced equations for the resulings reactions are
Calculate the number of moles of sodium hydroxide that will completely react with the amount of olive oil and Crisco shortening that you are using (15g olive oil and 34g Crisco).
What is the mass (in grams) of the precipitate when 8.05 g of barium nitrate reacts in solution with excess sodium carbonate
A 18.8-g mixture of nitrogen and carbon dioxide is found to occupy a volume of 13.5 L when measured at 759.1 mmHg and 25.6oC. What is the mole fraction of carbon dioxide in this mixture?
The decomposition of N2O to N2 and O2 is a first- order reaction. At 730°C the half-life of the reaction is 3.58 3 103 min. If the initial pressure of N2O is 2.10 atm at 730°C, calculate the total gas pressure after one half-life.
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