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Rubbing alcohol is a commonly used disinfectant and has a cooling effect when applied to the skin. The active ingredient in rubbing alcohol is isopropanol. In drugstores, the most common concentration of rubbing alcohol sold contains 70% (vol/vol) isopropanol in water. Assuming the rubbing alcohol manufacturer uses a 100% isopropanol solution, what volume of pure isopropanol is required to produce a 200-mL bottle of rubbing alcohol? Show all calculations in your answer.
The enthalpy of combustion of C2H6 is 1541kJ/mole. How many grams of C2H6 Must be combusted to produce 5.00x104 kilojoules ?
what is the ce3 concentration in a solution formed by combining 50.0 ml of 0.0500 m ce3 with 50.00 ml of 0.150 m io3-?
Determine the reboiler duty for this operation and what is the percentage recovery of ethanol in the distillate
under certain conditions, the combustion of charcoal (C) in the presence of o2 forms carbon monoxide (CO) according to the given balance equation.
Carbon-14 decays with a half-life of 5730 years. What is the first order rae constant for its decay in units of years^-1
What is the overall balanced reaction in the direction that it is spontaneous and calculate the standard cell potential.
assume that a reaction takes place at 295 k and 305 k. what must the activation energy be for the rate constant to
The thermal decomposition of ethylene occurs in many industrial contexts: during ethylene transit in pipelines, formation of polyethylene, drying of the gas
A mixture of hases contains 0.330 mol CH4, 0.230 mol C2H6 and 0.270 mol C3H8. The total pressure is 1.55 atm. Compute the partial pressures of the gases.
2c2h6 7o2---gt 4co2 6h2o if the reaction produces 2.75 mol of h2o how many grams of co2 are also
A plumber's handbook states that you should not connect a copper pipe directly to a steel pipe because electrochemical reactions between the two metals will cause corrosion. What spontaneous redox reaction(s) might cause the corrosion
the dimentionless henerys constant for trichlorothene tce at 23c is 0.4lh2olair. a sealed glass vial is prepared that
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