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Depict and arrow-pushing mechanism for an elimination reaction using NaOH as base to convert 5-nitrobenzisoxazole to 2-hydroxy-5-nitrobenzonitrile. Give the structure of the intermediate
A photon having E = 46.9 keV energy scatters from a free electron inside a metal. What is the maximum energy the electron can gain from the photon
a 15m x 15m x 3.0m basement had a high radon content. on the day the basement was sealed off from its surroundings so
What is the strongest Bronsted-Lowry acid in the chemical reaction shown below. 2 HNO3 (aq) + Ba(OH)2 (aq) ---> Ba(NO3)2 (aq) + 2 H2O (l) a) HNO3 b) Ba(OH)2 c) Ba(NO3)2 d) H2O
Consider the titration of 100.0 mL of 0.100 M H2NNH2 (Kb = 3.0 10-6) by 0.200 M HNO3. Calculate the pH of the resulting solution after the following volumes of HNO3 have been added.
What is the net ionic equation for this reaction occurring in water: Potassium sulfate and barium chloride are mixed to form potassium
The titration required 10.51 mL of the KOH solution to reach an end point. What was the percentage by mass of K2SO3 in the original mixture of KNO3 and K2SO3?
write a balanced chemical equation for the reaction of 4-nitrobenzaldehyde and sodium borohydride nabh4. if 0.21 g of
A 100. mL sample of 0.10 M HCl is mixed with 50. mL of 0.11 M NH3. What is the resulting pH. (Kb for NH3 = 1.8 x 10^-5)
A 0.040 M solution of a monoprotic acid is 14 percent ionized. Calculate the ionization constant of the acid.
A pharmaceutical company needs to prepare a batch of 5000 bottles containing 80 tablets each with 325 mg of aspirin per tablet. How many kilograms of salicylic acid are needed to produce the needed aspirin
Each copper(II) sulfate unit is associated with five water molecules in crystalline copper(II) sulfate pentahydrate (CuSO45 H2O). When this compound is heated in air above 100°C, it loses the water molecules and also its blue color.
Consider the compounds with the generic formulas listed below and their corresponding molar solubilities in pure water.
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