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Consider the reaction of 25.0 mL of 0.20 M AgNO3(aq) with 25.0 mL of 0.20 M NaBr(aq) to form AgBr(s) at 25°C: Ag+(aq) + Br-(aq) ? AgBr(s). What is ΔG for this reaction? The Ksp of AgBr is 5.0 x 10^-13 at 25°C.
Give the overall reaction for the dehydration of cyclohexanol.2. IR spectroscopy will be used to verify the isolated compound is the correct compound (cyclohexene). What stretches (presence and absence) will distinguish the product
The vapor pressure of ethanol at 34.7 degrees Celsius is 100mmgh, and the heat of vaporization of ehanol is 38.6 kj/ mol. What is the vapor pressure of ethanol in mm Hg at 65.0 degree celcius
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.230 M HClO(aq) with 0.230 M KOH(aq).
Compute the pH of 1.00L of a buffer that is 0.110M HNO2 and 0.190M NaNO2. Define what is the pH of the same buffer after the addition of 1.00ml of 12.0M HCl. (pka of HNO2=3.40)
Solid sodium reacts violently with water, producing heat, hydrogen gas, and sodium hydroxide. How many molecules of Hydrogen gas are formed when 48.7g of sodium are added to water?
List all of the intermolecular forces
If equal amounts of I2 and cyclopentene are mixed at 1 bar and 500k, what will be the equilibrium partial pressure of I2. Kp=7.76x 10^-3
If I start adding the K2CO3/NaOH mixture to my solution of metals, how much would I have to add before the FIRST precipitate formed? You may ignore the added volume from the K2CO3/NaOH mixture and consider the volume to be constant during the prec..
If you are uncertain as to which layer in the separatory funnel is aqueous when extracting an aqueous solution with an organic solvent, how could you settle the issue
A Breathalyzer instrument contains two ampules, each of which contains 0.75 mg K2Cr2O7 dissolved in 3 mL of 9 mol L^-1 H2SO4(aq). One of the ampules is used as reference. When a person exhales into the tube of the Breathalyzer, the breath is direc..
suppose a 5.00 L sample of diatomic oxygen at a given temperature and preesure contains 1.08x10^23 molecules. How many molecules would be contained in 5.00L of hydrogen?
the molecular weight of glycine is 75.07gmol and 155.15gmol for histidine. you want to purify each from a solution that
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