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Prepare 25mL 1M sodium acetate-acetic acid buffer solution (both 0.5M). Note: you will be provided with a 5M Acetic acid stock solution and solid sodium acetate with which to make the buffer. Please complete the calculations needed to prepare the buffer Prior to coming to the lab. What are the calculations needed for this.
the freezing point of a CaCl2 solution is -25 degrees C. a) what is the molality(m) of the CaCl2 solution? b) what is the boiling point of the CaCl2 solution
Hydrogen gas can be prepared by reaction of zinc metal with aqueous HCl : Zn(s) + 2HCl(aq) = ZnCl2 (aq) + H2 (g). How many liters of H2 would be formed at 530mm Hg and 16C if 27.0g of zinc was allowed to react
Using condensed formulas, draw the mono-,di-,and triglycerides that would result from the esterification of glycerol with each of the following fatty acids: a) Palmitic acid b) Lauric acid
calculating theoretical yield for this experiment. It is a dehydration synthesis where one mol of hydrated salt yields 3 mol hydrates and 1 mol of anhydrous salt.
Aminabhavi et al. [T. M. Aminabhavi, V. B. Patil, M. I. Aralaguppi, J. D. Ortego and K. C. Hansen, J. Chem. Eng. Data 41, 526 (1996)] examined mixtures of cyclohexane with various long-chain alkanes.
The calculated boiling point of water in Breckenridge is 363K. What pressure would have to applied to steam at 391°C to condense the steam to liquid water
All of the following are factors that affect reaction rate EXCEPT a. density of reactants b. presence of a catalyst
Propose a reasonable reaction for the sodium hypochlorite oxidation of 3-hetpanol. Give the IUPAC name of expected product. What other oxidizing agents may be used to carry out oxidation
what volume of 0.150m hclo4 solution is needed to neutralize 54.00ml of 8.80times10-2 m naoh?nbspwhat volume of 0.120m
125 mL of H_2O is initially at room temperature (22.0C). A chilled steel rod at 2.0C is placed in the water. If the final temperature of the system is 21.5C, what is the mass of the steel bar?
if you were to carryout a tlc analysis with the crude benzoic acid product what type of solid phase would you use and
Problem- At equilibrium, the concentrations in this system were found to be [N2]=[O2]=0.200 M and [NO]=0.400 M. N2+O2? 2NO If more NO is added, bringing its concentration to 0.700 M, what will the final concentration of NO be after equilibrium is r..
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