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From its known water solubility and density, determine themaximum equilibrium aqueous phase concnetration and the position in a waste drum relative to water of TCE(trichloroethylene) ?
1) Explain how microorganisms can be used to produce electricity (bacterial fuel cells). 2) Explain why you feel pain when you bite down
Estimate the mass of water that must evaporate from the skin to cool a body by 0.10, if the mass of the body is 91 and its heat capacity is 4.0 . (Assume that the heat transfer is 100 efficient.)
a sample of gas occupies a volume of 400 ml at 0.740 atm and 70 oc. calculate the pressure of the gas if its volume is
a total of 2.00 of a compound is allowed to react with water in a foam coffee cup and the reaction produces 193 of
Explain why the bond dissociation energy for the C-C sigma bond in propane is lower than the BDE for the C-C bond in propene.
What is the concentration of KMnO4 when you mix 2 mL of .160 M KMnO4 with 10 mL of .250 M oxalic acid. Assuming that it took 120 s to observe the color change in the reaction, what is the rate of the reaction
Chromium is produced by reacting its oxide with aluminum. If 76 g of Cr2O3 and 27 g of Al completely react to form 51 g of Al2O3, how many grams of Cr are formed?
Suppose you have a sample of sodium weighing 11.50 g. How many atoms of sodium are present in the sample? What madd of potassium would you need to have the same number of potassium atoms as there are sodium atoms in the sample of sodium.
11 mL of 0.0100 M HCl are added to 25.0 mL of a buffer solution that is 0.010 M HC2H3O2 and 0.11 M C2H3O2-. What is the pH of the resulting solution
The temperature inside the vessel is 35ºC. Calculate the total pressure inside the vessel after the reaction is complete.
A container (8.65-L ) holds two gases mixture at 31 °C. The partial pressures of gas X and gas Y, respectively, are 0.206 atm and 0.867 atm. If 0.200 mol a third gas is added with no change in temperature or volume determine the total pressure be..
Write a reaction showing the reduction (hydrogenation) of 1-hexene to hexane. ( use structures for the compounds). Write a reaction showing the bromination (halogenation) of 1-pentene.
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