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One mole of any gas has a volume of 22.414 L at STP. What are the densities of the following gases in g/L at STP?
a) CH4
b) CO2
c) O2
Determine the percent yield for the reaction and also find out at which point the total pressure = 188 torr.
Calculate the amount of KHP (FW= 204.223 g/mole) required to completely react with 25 mL of 0.1 M NaOH.
Solubility of Mg(OH)2 in water is 9.0z10^-4 g/100mL. What volume of .006 M HNO3 is required to neutralize1.0L of saturated Mg(OH)2 solution
How many moles of Fe would be formed from 50 grams of Fe3O4 in the following equation
What would you use to prepare a buffer system with a pH of around 4.2. What would you use to make a buffer with a pH of around 9.2? Describe the process you used to choose the correct buffer for each pH.
Calculate the molar solubility of AgCl in a 1.0 M NH3 solution. The equilibrium constant K for the overall reaction is the product of the equilibrium constants of the individual reactions where Ksp = 1.6 X 10-10 and Kf = 1.5 X 107.
Which of the following reasons is most important in explaining why butanol, CH3CH2CH2CH2OH , has a higher boiling point than butane, CH3CH2CH2CH3. 1.Butanol molecules are subjet to dipole-dipole forces
The following processes is a likely change in a redox reaction. Label the chemical change as an oxidation process, a reduction process, or neither
Given the Rydberg constant of -2.18x10^-18 J, Calculate the wavelength of the emitted photon for the first transition (highest energy) in each series.
organic hydrogenation reactions in which h2 hydrogenand an unsaturated organic compound mix are use in the fuel food
A student mistakenly added concentrated (12M) HCl to a sample of unknown, instead of adding 6M hcl as directed. (1) at first, a large amount of light-colored precipitate formed
given the balanced equation representing a reacction2c2h67o24co26h2odetermine the total number of moles of oxygen that
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