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Cyclopropane (C3H6) reacts to form propene (C3H6) in the gas phase. The reaction is first order in cylclopropane and has a rate constant of 5.87*10^-4/s at 485 C.
If a 2.1-L reaction vessel initially contains 722 torr of cyclopropane at 485 C, how long will it take for the partial pressure of cylclopropane to drop to below 105 torr?
The temperature of a 12.58 g sample of calcium carbonate increases from 23.6 c to 38.2 C. if the specific heat of calcuim carbonate is 0.82 J/g-K, how many joules of heat are absorb
n2f4sih4-gt2h2sif4n2if each reactant molecule in the above image represents 0.0157 mol and the reaction yields is 89
Dry ice sublimes at room temp. If 10.0 g of solid dry ice is placed in a 400 mL container, what will be the pressure in the container at 35 degrees C
What is the pH of the solution after 50.0 mL of base has been added? What is the pH of the solution at the equivalence point
If yeast were supplied with glucose labelled with 14C at the C-1 position to produce ethanol and CO2 anaerobically, would the label appear in the CO2
what is the enthalpy change corresponding to the melting of 2.5 moles of H2O? what is the system? What is the surrounding? In what direction does the heat flow? Is the process endothermic or exothermic?
determine the final pressure volume temperature and number of moles of gas when the volume is reduced by halfnbspat the
A pure sample of the solvent phenol has a freezing point of 40.85 degrees C. a 0.414 molal solution of isopropyl alcohol in phenol was observed to have a freezing point of 38.02 degrees C.
supposed 175 mmol of NH3 and 131 mmol of O2 are added to an empty flask how mych NH3 will be in the flask at equilibrium.
The initial volume of the balloon is 5.00 , and the pressure is 760. The balloon ascends to an altitude of 20, where the pressure is 76.0 and the temperature is 50. What is the new volume, of the balloon in liters, assuming it doesn't break or leak
What product(s) are expected in the ethoxide-promoted β-elimination reaction of 2-bromo-2,3-dimethylbutane? Omit ions, salts
Pheromones are compounds secreted by the females of many insect species to attract males. One of these compounds contains 80.78 percent C, 13.56 percent H, and 5.66 percent O. A solution of 1.00 g of this pheromone in 8.50 g of benzene freezes at ..
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