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A gas mixture contains oxygen and carbon dioxide. The partial pressure of oxygen is 0.450 atm. The partial pressure of carbon dioxide is 675 mm Hg. If argon gas added to the mixture causes the total pressure to become 2410 torr, what is the partial pressure of argon? Report your answer in atm.
A serum sample of a concentration of 23.0 ppm. How many mL of 0.010M EDTA solution would be added to 100 mL of serum sample to get to a final
Determine how much heat is evolved or absorbed when 30.0 g of lithium iodide completely dissolves in water.
Write the mathematical expression for the equilibrium constant, Keq, as a function of the concentrations of the products and reactants for this reaction.
Biphenyl, C12H10, is a nonvolatile, nonionizing solute that is soluble in benzene, C6H6. At 25 °C, the vapor pressure of pure benzene is 100.84 torr. What is the vapor pressure of a solution made from dissolving 17.1 g of biphenyl in 27.5 g of ben..
what mass spectrometry techniw would be most effective in determining the chemical structure?
What percentage of the Sr-90 that was formed in the detonation of the first fission bombs in August 1945 is still present in the environment in August 1982.
If 3.5 mol of C3H8 and 14.0 mol O2 are placed in a closed container and they react to completion (until one reactant is completely used up), what compounds will be present in the container after the reaction and how many moles of each compound are..
Three manufacturers are producing carbonated bottled water. One company introduces carbonate by bubbling carbon dioxide into water until
The rainwater is mainly composed of NaCl 1 mM and its pH is 4.6. Without using a computer, determine the concentration of Ca2+in runoff water.
if you have 330 ml of water at 25.00 and add 120ml of water at 95 C what is the final temperature of the mixture
The reaction caused the temperature of the solution to rise from 22.06 C to 26.42 C. If the solution has the same density and specific heat as water, what is deltaH for this reaction (per mole of H2O produced)?
sulfuric acid acts as a catalyst for making esters. Write an equation showing the production of Isoamyl alcohol
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