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An interference filter based on the first order interference is to be constructed. It is indicated that the filter will be used to isolate a band centered at 720 nm. Assuming a refractive index of 1.35 for the dielectric layer, what thickness would you recommend?
calculate the molecular weight of an unknown substance if 0.2064 g of solid was added to 25.00 ml of cyclohexane and
Explain why Î"G can only be used to determine the spontaneity of a reaction. Be very detailed in your answer.
Write two equations for the dehydration of 2-methyl-2-butanol. One should show the structures of both alkenes, and the other one should be balanced.
if you dissolve the weighed mass of zinc in water which had not been deionized, how would the volume of EDTA required to reach the indicator end-point
A 10.00mL aliquot of a weak base is titrated with HCL. The equivalence point is reached after 17.21mL of 0.4332 mol/L HCL has been added. The pH is equal to 10.03 after 5.00mL of HCL was added. Determine
Napthalene has a log Kow of 3.33. Estimate its soil-water partition coefficient normalized to organic carbon.
C2H4 + 3O2 = 2CO2 + 2H2O If you start with 54 grams of ethylene (C2H4) how many grams of carbon dioxide will be produced?
what is the broglie wavelength of an electron moving at one-tenth the speed of light. mass of the electron 9.109
If 25.0g of sodium peroxide(Na2O2, MW = 78.0g/mol) is reacted with 12.1g of water (H2O, MW = 18.0 g/mol) according to the following thermochemical equation: What quantity of heat is released?
How many grams of solute are needed to prepare the following solutions? 1. 135.0mL of 22% (w/v) glucose (C6H12O6) 2. 60mL of 4.6% (w/v) (KCl)
A kitchen pressure cooker operates at 1.50 atm. The Hvap of water is 40.7 kJ/mol. What is the boiling point of water in the pressure cooker
The few gas analysis shows as carbon dioxide 14%, carbon monoxide 0.4%, oxygen 5.6% and nitrogen 80%. The air used has a dew point of 50°F. The barometer shows 29.9 inches of mercury. Calculate the dew point of the stack gas.
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