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If C6H12O6 yields C2H5OH+CO2 then balance this equation and determine what the percent yield for the reaction is if 575.0 grams of C6H12O6 glucose yields 126.4mL of C2H5OH ethanol?
Several volatile substances that are present in trace amounts in Earth's atmosphere. The given quantities of these trace gases as a) 20.32 x 10^16 molecules of CH4, b) 0.0234 x 10^17 atoms of Xenon (g), c) 9.45 x 10^15 molecules of Ozone (g),d) 1.85 x 10^13 molecules of NO2 were found in a 1.0 gallon sample of air. Compute number of moles of each gas in this sample?
Determine how many grams are there in 4.5+10 22 molecules of Barium nitrate and determine what is the molar mass of a gas ?
Calculate the pressure when temperature is increased to 383 0C and volume of container keeps constant?
As per the Haber Process(N2(g)+ 3 H2(g)= 2 NH3(g) ) ,what mass of nitrogen should you see in the reaction If you must produce 700g of ammonia? Percent yield of this reaction = 70%
high boiling point are obtained now you need to identify the limiting reagent and compute the percent yield of nitrobenzene
An equilibrium mixture of this reaction(NH4HS(s)?NH3(g)+H2S(g)) at a certain temperature was found to have [H2S]= 0.350M and [NH3]= 0.276M .What is the value of the equilibrium constant (Kc) at this temperature.
Conclude the range of pressures that this system can exists as 2 phases By imagine Raoult's law is applied to the system
How would you expect a titration curve of both the solutions and what will happen if HCl is added to the H 2 O and sodium acetate buffer ?
A solution, made by dissolving 62.07 g of a nonelectrolyte in 500 g of H2O, exhibits a freezing point of -1.86 °C. Determine the molecular weight of this nonelectrolyte compound? For water Kf = 1.86 °C m-1Kb = 0.51 °C m-1
Calculate brightness of a wavelength undergoing Rayleigh scattering.
Using a solution of (HOC 2 H 2 )3NHCl, solution in which Kb, ((HOC 2 H 2 )3N) = 5.9 × 10 -7 then determine what is the pH of a 0.010 M triethanolammonium chloride,
Compare alkalide ion with the neutral alkali atom - For a given alkali metal, how does the ionic radius of the alkalide ion compare to that of the neutral alkali metal atom? Explain using physical arguments.
Using a sample of 0.385 g of Alka-Seltzer, the mass of Carbon dioxide is found to be 0.122 gram. Compute and enter response (in numerical value only) to three significant figures.
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