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What is the concentration of Ethanol (CH3CO2H) in (PPM)m that is 1 microgram ethanol per liter of water?
calculate the number of joules required to melt 43.6g of benzene at 5.5 degrees celsius?nbspthe heat of fusion for
Calculate ?Ssurr for each of the reactions above at 25°C and 1 atm b. Determine which elements are being oxidized and which elements are being reduced in each reaction.
determined the acid ionization constant (Ka) for the acid to be: Ka = 2.53 X 10-6. What is the weak acid and what is Kb for the conjugate base of the weak acid?
A 500 ml sodium iodide solution was prepared by dissolving 30.7 grams of solid NaI in water. chlorine gas was bubbled through a 100 ml sample of this solution until the reaction was complete. how many grams of molecular iodine were produced
calculate the energy leaving with water. Solve this problem with the use enthalpy of the product stream
A 3.9336 g mixture sample of BaCl2.2H2O (244.26g/mol) and KCl (74.55g/mol) was dissolved in water and diluted to 500.00 mL. A 25.00 mL of the solution is titrated with 0.1250 M AgNO3 with K2CrO4 as an indicator.
A 5.0 L sample has a pressure of 5.0 atm. What is the volume of the anesthetic given to a patient at a pressure at a pressure of 1.0 atm?
How many grams of CaH2 are needed to generate 53.5 L of H2 gas if the pressure of H2 is 1 atm at 194 C.
a sample of neon gas is held in a rigid 1.814l container with a pressure of 1.273atm at 25 c. 3.193g of an unknown gas
A unit cell for a compound of copper and gold, determine the formula for the compound. Show all work / calculation in determing this formula.
An athlete takes human growth hormone (HGH) that enhances his ability to have the best time of any Olympic marathon runner in history.
There is a horizontal line representing the separation point between the liquid phase and the gas phase in the middle of the container. Use Xs to represent the 25 molecules in each container and place those molecules where you would expect them to..
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