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Concentrated acetic acid is a Class II combustible liquid. What is the molecular weight of acetic acid that will form 2 moles of CO2 assuming complete combustion?
A soft drink contains 35 mg. of sodium in 315g. of H2O. What is the concentration of sodium in the soft drink in mass percent?
At 900 K the following reaction has Kp = 0.345. 2 SO2(g) + O2(g) 2 SO3(g) In an equilibrium mixture the partial pressures of SO2 and O2 are 0.165 atm and 0.755 atm, respectively.
An ice cube of mass 10.0g. Is at -20oC. How much energy is needed to make the ice into steam at 172oC?
The first order reaction SO2CL2 yields SO2+ Cl2 is 10% complete in 80 min. How long would it take for the reaction to be 95% complete?
Calculate DeltaHrxn for the following reaction: CH4(g) + 2Cl2 (g) --- CH2Cl2(g) + 2HCl(g) Use the following reactions and given delta H's
An unknown gas having a mass of 2.041 g occupies a volume of 1.15 liters at 0.974 atm and 20 degrees Celcius. Calculate the molar mass of the unknown gas.
what are the rates of production of P4 and H2 in this experiment?
For the concentration of hydroxyl radical of 7.5E06 molecules/cm3 and a carbon monoxide concentration of 18 ppm, calculate the rate of its reaction with atmospheric carbon monoxide at 11 degrees C.
Calculate the enthalpy change for converting 1.00 mol of ice at -50.0°C to water at 70.0°C in kJ. The specific heats of ice, water, and steam are 2.09 J/g-K, 4.18 J/g-K, and 1.84 J/g-K, respectively. For H2O , Hfus = 6.01 kJ/mol, and Hvap = 40.67..
How many calories of heat are necessary to raise the temperature of 350 ml of water from 1.00oC to 5.00oC.
The reaction between white phosphorous and oxygen produces solid tetra phosphorus decoxide (P 4 O 10 ).
25.0 ml of a 0.2450 M NH4Cl solution is added to 55.5ml of 0.1655 M FeCl3. What is H concentration of chloride ion in the final solution.
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