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Problem of Organic ChemistryWhen a small amount of hexanoic acid [CH3(CH2)4CO2H, pKa~4.8], isadded to a separatory funnel which contains the organic solvent diethylether and water with a pH of 2.0, it is found mainly in the __________phase as _
This ultimately causes cells to short out when the dendrites grow from cell plate to cell plate. Thus the question is Explain how do lithium ions a +1 charge wants to clump. They must repel each other. Explain what then is the mechanism by which t..
geologists can estimate the age of rocks by their uranium-238 content. the uranium is incorporated in the rock as it
Illustrate the chemical equation for the process that takes place in hand warmers. As well show how to find how much product is produced if you consider that there is about 20% of oxygen in the air we breathe.
What is the hydrogen ion concentration of a solution when 2.334ml of acetic acid (60.05 g/mole) and 2.082 grams of sodium acetate (82.04 g/mole) are added to 500ml of water?
a buffer ph 3.70 was prepared by mixing 1.00 mole of formic acid and 1.00 mole of sodium formate to form an aqueous
The volume of KHC2O4 solution required to reach equivalence is 26.7 mL. What is the concentration of the original KOH solution. What specific observation identifies the endpoint of the titration
Suppose your thermometer read consistently 1.0 o C lowered throughout both parts in the colligative properties lab. What effect would that have on your experimental value for the molar mass of your unknown solute?
Calculate the partial pressure of each gas. PHe = WebAssign will check your answer for the correct number of significant figures. atm PNe = WebAssign will check your answer for the correct number of significant figures
Complete the following acid-base reactions. Write the net ionic form. Determine if the solution made by mixing equal amounts (moles) of these acids and bases will be acidic, basic or neutral. Explain, show relevant equations
Problem 3.51A rigid vessel, filled to one-half its volume with liquid nitrogen at its normal boiling point, is allowed to warm to25oC. Explain what pressure is developed. The molar volume of liquid nitrogen at its normal boiling point is 34.7cm3mo..
A single crystal of silver with critical resolved shear stress of 80 MPa is oriented such that tension is applied along a [121] direction. What applied stress will cause failure and along which slip systems
the freezing point of t-butanol is 25.50degc and kf is 9.1degc middot kgmol. usually t-butanol absorbs water on
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