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suppose that 2.5 mmol of Ar(g) occupies 72 dm^3 at 298 K and expands to 100 dm^3. Calculate delta G for the process.
Using the quantities 3 grams of salicylic acid and 6ml of acetic anhydride noted in the macro scale procedure and any other necessary data, calculate the theoretical yield in moles and grams of aspirin.
Explain what is the maximum mole percent of N2 in an air mixture that could be utilized by divers at depths up to 100.0 m below sea level without undue risk of nitrogen narcosis?
If the dose of Na2CO3 is 100 mg/L , the volume of EDTA is 9.5 mL and the total hardness is 95 mg/L as CaCO3 calculate the % total hardness removed.
Did the. Temperature oof the water rise or fall when the nh4no3 was added? Explain this in terms of heat ttransfer.
What are the equilibrium concentrations of NO-2 , HNO2, H+, and OH- in an aqueous solution prepared by combining 50.0 mL of 0.0500 M NaNO2 and 50.0 mL of 0.0800 M HCl? Ka = 7.2 x 10-4 for HNO2.
based on molecular structure arrange each of the following sets of molecules in order of increasing acidity. explain
KHP is an acid that is monoprotic and hardly hygroscopic. When carbon dioxide reacts with NaOH it produces sodium carbonate. I kind of understand how to do part b but i really don't understand how to do part a.
Chloropropionic acid, ClCH2CH2COOH is a weak monoprotic acid with Ka = 7.94 x 10-5 M. Calculate the pH at the equivalence point in a titration 38.2 mL of 1.05 M chloropropionic acid with 0.90 M KOH
In class we preformed an equilibrium constant lab measuring an equilibrium constant for an esterification reaction between carboxylic acid and an alcohol to form an ester and water. The reaction was between acetic acid and n-propyl alcohol to form..
in the experiment why do we add sodium hydroxide after converting bromoacetanilide to bromoaniline with acid? i would
If the volume of the reaction vessel in part (b) was 1.50 , what amount of (in moles) was formed during the first 15.0 of the reaction
What is the phenomenon that occurs when excited gaseous elements emit only a few colored lines? a. Planck's constant
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