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Acetylene is hydrogenated to form ethane, C2H6. The feed to the reactor contains 1.5 mol H2/mol C2H2. Determine the stoichiometric reactant ratio and the yield ration ( kmol C2H6 formed/kmol H2reac
Determine the numbers of V atoms are present in a unit cell when the Vanadium crystallizes in a body-centered cubic lattice (the V atoms occupy only the lattice points)
Determine the number of grams of ethylene glycol (C2H4(OH)2), are required per kilogram of water to protect the radiator fluid against freezing down to -10degrees Celsius?
How do you calculate the composition in volume fraction and the composition in weight fraction of a gas with the following composition? Methane .870, ethane .049, propane .036, Butane .025, n
The intercept corresponds to zero mass and zero volume so discuss what value should theoretically be acquired for the intercept on a graph of mass vs. volume?
What volume does the student require to pipet out if she wants to use 0.65 g when a student is given a liquid, which is having the density of 0.779 g/mL.
Explain how could you separate the zinc chloride (ZnCL2), from zinc sulfide (ZnS) and also explain that how could you separate the tellurium dioxide (Te02), from SiO2?
Determine the work done during an isothermal reversible expansion of a van der Waals gas. Account physically for the way in which the coefficients a and b appear in the final expression.
Identify the atomic radius of lead when the Lead has a unit cell that is face-centered cubic with a volume of 121.32Å3? The atom at the center of each face just touches the atoms at the corners.
Find out the percent yield for the reaction: P4 + 6Cl2 = 4PCl3 when the 75.0 g of phosphorus reacts with excess chlorine gas to produce 111.0 g of phosphorus dichloride.
Determine the freezing point of the solution where the Sucrose is a nonvolatile non electrolyte and a solution is prepared by dissolving the 6.74g of ordinary sugar (sucrose, C12H22O11, 342
Write down a balanced reaction for the above reaction determine the number of ppm of Al (total) would be in equilibrium with gibbsite at pH 5 and 25°C in the presence of 10-3m of(SO4)2-?
At 30.0 degrees Celsius of a 0.500-g sample of pepsin in the 60.0 mL of an aqueous solution, what is the osmotic pressure in mm Hg when pepsin is an enzyme involved in the process of digestion and
During an episode of smog, the outdoor concentration of PAN is 75 ppb. A home has volume = 400m^3 and an infiltration rate of 0.3 air changes per hour.
Explain the final volume, temperature and the work done where a sample consisting of 1.00 mol of prefect gas diatomic molecules initially at 310 K and 3.25 atm. This undergoes reversible adiabatic
Determine the numbers of iron atoms are within a unit cell when the metallic iron crystallizes in a cubic lattice and the unit cell length is 287pm. the density of iron is 7.87g/cm^3.
Explain how long will reaction take for1/8 the reactant concentration to drop the initial value of reactions because some certain have the first-order reaction which is having a rate constant of 2.
Calculate the rate constant of a first-order reaction which has 7.70 minutes for the reactant concentration to drop to half of its initial value?
When the rate constant of a reaction given 8.90×10-4 s-1 then determine the half-life of a first-order reaction. Explain in detail.
The organic molecules are easily decomposed by the heat which are responsible for delicate odor of orchids so explain how could you recover the organic molecules without the use of solvents
Suppose your garden has formed a large supply of corn, and you wish to preserve this corn so you can have some corn fests in the winter and you know that the garden vegetables may be contaminated wi
Find out the molality of a solution that consists of 7.13 mL of carbon tetrachloride (CCl4, d = 1.59 g/mL) in 91.5 mL of methylene chloride (CH2Cl2, d = 1.33 g/mL)?
How can calculate the mass in grams of sucrose that must be added to 42.7 g of water to make a 2.40 m solution. Explain in detail.
At 25C calculate the boiling point of an aqueous solution that has a vapor pressure of 20.5 torr, suppose a nonvolatile solute.
Determine the number of photons does it generate per second when an FM radio transmitter broadcasts at 86.0 MHz with a power of 470.0 kW.