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Suppose solute A has a distribution coefficient of 1.0 between water and diethyl ether. Demonstrate that if 4.0 ml of a solution of 0.20g of A in water were extracted with two 1.0 ml portions of ether, a smaller amount of A would remain in the water that if the solution were extracted with one 2.0 ml portion of ether.
A 50.0 gram piece of iron at 152 degrees celsius is dropped into a 20.0 grams of Water at 89 degrees Celsius in an open thermally insulated container. How much water would you expect to vaporize, assuming no water splashes out?
Empirical formula Pt(NH3)2Cl3. Sketch at least four isomers which correspond with the given empirical formula and have a molecular mass of 670 g/mol. What are some of these isomers and in a complex ion, can a chlorine atom be bonded to two other a..
for the experiment with eudiometer, you did not correct for the barometric pressure for the vapor pressure of water.
An ideal gas mixture of 1.00g N2 and 3.0g He is placed in a 1.00L container at 30 °C. What is the partial pressure of He
A 1.525 g sample of a compound between sulfur and oxygen was prepared by burning 0.7625 g of sulfur in air and collecting the product. What is the empirical formula for the compound formed
Draw the skeletal structure of 1-isopropyl-3-methylcycloheptane. Please explain, I am having trouble grasping this concept.
To determine the approximate mass of a small sherical shot of copper the following experiment is preformed: 125 pieces of shot are added to 7.9ml of water in a graduated cylinder and the volume becomes 8.3ml.
Compare a refrigerator set at four degree celcius and a freezer set at minus twenty degree celsius, both of which are operating in the room at the temperature of eighteen degree celsius.
You have 200ml of a solution which is 0.2M NH3 and contains 0.23grams of NH4Cl. a. What type solution is it? b. What is the pH of the solution
Draw the lewis dot structure oxalate and for carbon dioxide. In terms of electronic structure, what happens when oxalate decomposes
what is the main purpose of scratching beakers wall during the synthesis of the
Calculate the bicarbonate and carbonate alkalinities, in mg/L as CaCO3 , of a water having a total alkalinity of 233.0mg/L as CaCO3 and a ph of 10.47?
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