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Ethylene, C2H4, and water react under appropriate conditions to give ethanol. The reaction is C2H4(g) + H2O(g) <-> C2H5OH(g) An equilibrium mixture of these gases at a certain temperature had the following partial pressures: PC2H4 = 0.606 atm, PH2O = 2.12 atm, PC2H5OH = 8.47 atm. What is the value of Kp?
Calculate the radius of iridium (Ir) atom given that Ir has FCC crystal structure, a density of 22.4 g/cm³ and atomic weight of 192.2 g/mol
A student dehydrated 10.0 g of 2-methyl-2-butanol with %50 sulfuric acid and obtained 6.50 g of products. Calculate the theoretical yield and the percent yield.
Calculate the pH of a buffer solution obtained by mixing 400.0 mL of 0.200 M acetic acid solution and 100.0 mL of a 0.300 M sodium hydroxide solution.(The pKa of Acitic Acid, CH3OOH is 4.74)
Metallic magnesium reacts with steam to produce magnesium hydroxide and hydrogen gas. a. If 16.2 g Mg are heated with 12.0 g H2O, what is the limiting reactant?
A sample of gas is cooled from 440 K to 330 K, if the initial volume was 1.6 L, what was the final volume?
Calculate the final volume of a 0.500 L gas container that increased in temperature from twenty six degree Celsius to sixty degree celsius while the pressure increased from 760 torr to 1170 torr?
A sample of water 53 g with a temperature of thirty six degree celsius is combined to 250 grams of H 2 O at 91 degree Celsius in an insulated container. Determine the final temperature after thermal equilibrium is reached?
How many grams of hydrogen chloride can be produced from 350 grams of sodium chloride and 290 grams of hyroden sulfate if the reaction has a yield of 88%?
What is the concentration of the HNO3 solution? (b) How many moles of NaOH were in excess after the first addition?
The rate constant of a reaction is 4.7 10-3 s-1 at 17°C and the activation energy is 33.6 kJ/mol. What is the value of k at 75°C.
.4550 g of rock containing douglasite is treated by AgNO3. it took 37.20 ml of 0.1000 M AgNO3 to precipitate all Cl- as AgCl. Calculate the % mass of the mineral in the sample
What is the volume of the filled balloon If the gas is used to fill a balloon, at a pressure of 0.96 atm,?
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