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Which of the following processes is necessarily driven by an increase in the entropy of the surroundings?
the condensation of water
the sublimation of dry ice
the freezing of water
A zero-order reaction has a constant rate of 1.00×10-4 . If after 80.0 seconds the concentration has dropped to 6.50×10-2 , what was the initial concentration.
what volume of oxygen is comsumed when 3.00 moles of carbon monoxide is produced in 2C +O2 -> 2CO
Calculate the binding energy of the 6Li nucleus in Joules per nucleon, given the following nuclear masses: 6Li = 6.01348 amu, proton = 1.00728 amu and neutron = 1.00867 amu.
What is the Gibbs free energy for this reaction at 5546 ? Assume that and do not change with temperature. At what temperature Teq do the forward and reverse corrosion reactions occur in equilibrium
Sulfur, S8, combines with oxygen at elevated temperatures to form sulfur dioxide. If 288 oxygen molecules are used up in this reaction, how many sulfur molecules reacted. In the reaction above, how many molecules of sulfur dioxide were formed.
What is the pH of 50 mL of .122M sodium glycinate titrated with .100M HCL at second equivalence point
calculate the amount of work produced on the system and by applying the first law of thermodynamic calculate the amount of q of heat transfered from the system to the enviroment,
Complete the equations that illustrate bicarbonate ion's capability to function as a buffer. a) HCO3^-1 + H+ --> ? b) HCO3^-1 + OH- -->
A gas mixture of methane and steam at atmospheric pressure at 773.15K is fed to a reactor, where the following reactions occur: CH4+H20->CO+3H2 and CO+H2O->CO2+H2
a sample of gaseous SiH4 weighing 0.425g is placed in a 580 mL container. The resulting pressure is 0.61 atm.What is the temperature in degree celsius.
Write the chemical reaction for: KH2PO4/K2HPO4 buffer solution + NaOH (aq) and Write the chemical reaction for: KH2PO4/K2HPO4 buffer solution + HCl (aq)
Explain why bromination of cyclohexene produce trans 1,2-dibromocyclohexane
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