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Question:
A hydrochloric acid solution is standardized using 0.502 g of sodium carbonate. Find the molarity of the acid if 30.50 mL are required for the titration.
If 275g of liquid water at 100 degrees C and 475g of water at 30 degrees C are mixed in an insulated container, what is the final temperature
How many atoms of carbon are there in 0.20 mol of procaine, C13H20N2O2, a "pain killer" used by dentists?
Question- Solve for the pH of a solution with containing two bases- 0.1 M HO- and 1x10-3 M sodium benzoate (Kb = 1.59x10-10)
bismuth oxide reacts with carbon to form bismuth metal:when 217g of Bi2O3 reacts with carbon, how many moles of Bi2O3 react?
a 75.0 ml sample of potassium hydroxide koh of unknown concentration is titrated with 42.5 ml of 0.575 m acetic acid.
You have just prepared a solution by weighing 20 g of sucrose, transferring it to a 1-liter volumetric flak, and adding water to the line. Calculate the concentration of the sucrose solution in terms of mM, mg/mL, and % (wt/vol).
a current of 3.87 a is passed through a crno32 solution for 1.10 hours. how much chromium is plated out of the
Define below is a carbocation intermediate in an electrophilic addition reaction of HCl with two different alkenes.
The problem is-But-1-ene (SMILES = C=CCC) is reacted with the subsequent reagents in the order shown.
If the Km of the above enzyme is 12 mM, calculate the substrate concentration needed to achieve 40% of maximal velocity. Then what fraction of active sites are filled at 40% maximal velocity
calculate the molar enthalpy of evaporation of water at 100 celcius?
Calculate the % atom economy for the following two methods for converting benzene, C6H6, to aniline, C6H5NH2.
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