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State a chemical equation for the synthesis of ethyl 2-methylpropanoate. Utilize structural formulas must include all details such as ch3, ch2, etc for each organic compound in your equation.
Indicate how many electrons are transferred in the formation of one formula unit of product
Which of the following is a buffer?
The solubility product for ZnOH2 is 3.0x10^- 16. The formation constant for the hydroxo complex, Zn(OH)4 ^2-, is 4.6x 10^17. A)What is the minimum concentration of OH - required to dissolve 1.5×10-2 mol of Zn(OH)2 in a liter of solution
a small amount of the solid mgso4 7h2o is put in a crucible. the solid is gently heated by a bunsen burner until all
You are trying to extract the compound 2-aminobenzoic acid from an aqueous solution into ether (in a form with a net zero charge). At which pH would the extraction be the most efficient? Ka1(COOH)=8.3x10^-3 and Ka2(NH3+)=1.10x10^-5
The mole fraction of toluene in an ideal solution of cyclohexane and toluene that has a vapor pressure equals to 53.2 mmHg at 25oC is: A) 0.25 B) 0.28 C) 0.31 D) 0.35
You need to dissolve CaCl2 in water to make a mixture that is 41.0% calcium chloride by mass. If the total mass of the mixture is 363.9g what masses of CaCl2 and water should be used
Iron(III) oxide reacts with carbon to give iron and carbon monoxide; Fe2O3(s)+3C(s)-->2Fe(s)+3CO(g). a) How many grams of C are required to react with 2.50 mol of Fe2O3
hydrogen sulfide ion hs- is a weaker base than ammonia nh3. when ammonia reacts with hydrosulfuric acid h2s what
An organic mixture weighing 2.416 grams contains inert materials and benzoic acid. The benzoic acid is extracted into 100.0 mL of 0.1513M NaOH. After extraction
a spherodial bacterium with diameter of 1 um contains twomolecules of a particular protein. what is the molar
In normal breath, about 0.5 L of air at 1.0 atm and 293 K is inhaled. About 25% of the oxygen in air is absorbed by the lungs and passes into the bloodstream. for a respiration rate of 18 breaths per minute, how many moles of oxygen per minute are..
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