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Calculate the enthalpy change, , for the process in which 41.5 of water is converted from liquid at 2.1 to vapor at 25.0.For water, = 44.0 at 25.0 and = 4.18 for
Calculate the theoretical yield of C2H5Cl when 106 g of C2H6 reacts with 236 g of Cl2 assuming that C2H6 and Cl2 react only to form C2H5Cl and HCl
What are the frequency and energy of a photon with a wavelength of 900 nm. Report your answers to three significant digits.
What is the half life? How long would it take for the concentration of CH3NC to decrease to 75% of its initial value? to 30% of its initial value
how many grams of nickel would be electroplated by passing a constant current of 7.2 A through a solution of NiSO4 for 90 minutes.
Calculate the pH of a buffer formed by mixing 95 mL of 0.13 M lactic acid with 85 mL of 0.15 M sodium lactate.
If the molar enthalpy of water is 6.009 kJ/mol, how much energy is needed for 4.5 moles of ice to melt at STP?
Important information about Net ionic equation, What is the net ionic equation of 2Fe(NH4)2(SO4)2*6H2O + 6K2C2O4 + H2O2 + H2SO4
You respond to a 2AM liquefied compressed gas transportation accident which is leaking from a 5lb (2.3kg) steel cylinder. Chemical commodity on shipping paper is 5 lb RQ, compressed gas, flammable, toxic, n.o.s. (poison - inhalation hazard, zone B..
Describe your operation, its different components or stages, the materials used and the type of wastes generated. What is your waste management plan and approach for protecting the environment and human health?
Need to prepare a solution of 0.2 L 0.4 M then determine how many cm^3 of a solution of H2SO4 (sulfuric acid) 80.0%
Would the desired reaction occure if ethanol or t-butyl alcohol were used instead of isopropyl alcohol in the attempted photochemical dimerization of benzophenone?
a cell depositing Cu from a Cu2+ bath operates for 10 hours with an average current of 5.8 A. if 65.3 g of copper is deposited, at what efficiency is the cell operating?
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