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A 0.093 M aqueous solution of CuSO4 exhibits an absorbance of 0.897. If the cuvette has a width of 1.13 cm, what is the molar absorptivity of the solute? Provide your response to three digits after the decimal. _______ L mol-1 cm-1.
Electrophilic addition reaction of conjugated dienes that occur at high temperatures and/or long reaction times (reversible conditions) are said to be under
What [OH-] is necessary to start precipitation of Cu(OH)2 in a 0.0014 M copper(II) chloride solution?
What product(s) will be achieved when reacting 2,4-dimethylchlorobenzene with sodium hydroxide at 100 C
Commercial concentrated aqueous hydrogen peroxide is 30.% H2O2 by mass and has a density of 1.11 g/mL. What is the molarity of this solution
A Mg/Mg+2//2H+/H2 galvanic cell generates a current of 2.15x10-2 amperes for 205 minutes and, in the process, 29.9 mL of hydrogen at STP are collected. Calculate the values of Avogadro's number and the Faraday, assuming the charge on an electron i..
Ethane enters furnace at 0.9 kg/min and burns with 200% excess air. 50% of fuel is consumed and combustion is assumed complete (meaning no CO is produced). Find the flow rate of Oxygen, Nitrogen,
Estimate how much heat is required to melt a single snowflake using heat capacity relationships. Assume there are 500 water molecules in a snowflake.
Calculate the entropy change in the surroundings associated with this reaction occuring at 25 degrees C. Show all your calculations. The change in enthalpy for the reaction is +163.2 kJ. 2N2(g) + O2(g) ---> 2N2O(g)
how many milliliters of 0.42 M solution of acetic acid, CH3COOH, will contain 0.50 grams of acetic acid
State what these are, how they are made, and one way they can be used productively in research and one way they can be used in medical diagnostics.
Write an equation for any changes observed.
if the inert gas argon gas in a steel cylinder is at a pressure of 9732.0 mmhg what is the pressure of the argon gas in
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