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Using the concepts of equilibrium and Le Chatelier's principle, explain why oxygen moves from the air in the lungs to cells and carbon dioxide moves from cells to the air in the lungs.
A 0.035L balloon is inflated to a pressure of 52.0kPa. What is the volume of the balloon if the pressure is decreased to 30.8kPa?
After the reaction was complete, the solid residue (consisting of MgO and the original impurities) had a mass of 19.0732 g. Assuming that only the magnesium carbonate had decomposed, how much magnesium carbonate was present in the original sample
Suppose you are given 150 mg of an unknown mixture that contains three compounds, and you are told to separate the compounds using column chromatography, using alumina as a stationary phase. How would you decide what solvent or solvent system to u..
Calculate the number of moles of ions present in 58.5 g of a solution that is 8.68% Fe2(SO4)3 by mass. a) There are 0.0635 moles of ions in this solution. b) There are 0.0127 moles of ions in this solution.
If the heat released during condensation goes only toward heating the metal, what is the final temperature (in degree celcius) of the metal block? (The specific heat capacity of aluminum is 0.903 J/g times degree celsius)
The endpoint in the titration is "overshot" A. is the reported molar concentration of the hydrochloric acid solution too high or too low. B. As a result of this poor titration technique, is the reported number of moles of B4O5(OH)4^2 would be too ..
Radon (Rn) has a mass number of 222 and an atomic number of 86 and decays by emission of an alpha particle. The product of this decay is, Identify the product of the nuclear reaction by providing its atomic symbol , mass number , and atomic number
How many grams of NaCl are contained in 350 ml of a 0.25 M solution of sodium chloride?
What is the maximum strength of acetic acid waste ( as TOC in mg/L) that can be discharged without violating either permit requirement. ( recall that TOC in mg/L , measures the number of miligrams of carbon per liter)
Determine Ssys separately for the volume and temperature changes and show that ?Ssys = 0 for a reversible adiabatic process.
What is the percent yield of a reaction using 10 moles of acetone and 16 moles of benzaldehyde and obtains
How many milliliters of 0.349 M calcium hydroxide are required to titrate 73.1 mL of 0.269 M acetic acid to the equivalent point
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