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How many moles of HCl are present in 35.5 mL of a 0.200 M solution? 2. A 50.0 mL sample of a 6.0 M solution of HCl is diluted to 200. mL. What is the new concentration
Imagine you want to determine the binding constant for a reaction. You know you will need to generate data to calculate the binding constant.
Lead and iron are common alloying elements found in brass. Would the presence of these elements complicate the analysis of brass
A 585 g piece of copper tubing is heated to 97.2°C and placed in an insulated vessel containing 51.0 g of water at 26.0°C.
Find out how many total moles of gas are produced If a sample has 2.10 mL of nitroglycerine (density = 1.592 g/mL) is detonated?
Converting Voltages, Convert the following voltages. Assume the silver-silver chloride and calomel reference electrodes are saturated with KCl, giving cell potentials of +0.197 V and +0.241, respectively.
.799 g sample of an unknown substance has dissolved in 15.6 g of benzene. The freezing point of the solution was 4.075 C. The freezing point of pure benzene is 5.455 C. For benzene, Kf= 5.065 C/m, and Kb=2.61 C/m. Assume that the solute is a nonel..
Draw a two-dimensional conformational energy landscape (free energy on y-axis, conformational coordinate on x-axis) to show how a protein may become kinetically (not thermodynamically) ‘trapped' in a misfolded conformation.
A solution is prepared with 3.85 grams of an unknown compound in 100.0 grams of cyclohexane. The solution had a freezing point of 4.18 degree celcius (277.33 kelvins). What is the molar mass of the unknown compound?
Using data from the Appendix, calculate the temperature where Keq = 1.00. You may assume that deltaH0 and deltaS0 are independent of temperature.
Suppose the volume of this system is compressed to one-half its initial volume and then equilibrium is reestablished. what would be the new equilibrium total pressure.
How many grams of FeSO4.(NH4)2SO4.6H2O (MW = 392.14) must be dissolved and diluted to 250.0 mL to prepare an aqueous solution that is 10.00 ppm Fe2+
Why is anhydrous sodium sulfate added to the organic solution remaining after the extractions with 6M NaOH
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