Questions by Ben56061281

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1 answer 21 views

What is the optimal ratio of toluene to nitric acid for the efficient preparation of 2,4,6-trinitrotoluene, and how can this ratio be adjusted to increase the yield of the final product?

asked 5 days ago in Chemical synthesis

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1 answer 31 views

What is the mechanism of the conversion of 2-methylpropylbenzene and carbon dioxide into ibuprofen in the presence of a catalyst, and how can the yield of ibuprofen be optimized?

asked Feb 19 in Chemical synthesis

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1 answer 31 views

How do the surfactant molecules present in detergents and cleaning agents interact with the dirt on a surface to effectively clean it?

asked Feb 17 in Surface Chemistry

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1 answer 47 views

How does increasing the concentration of one of the reactants affect the equilibrium position of a redox reaction at a constant temperature and pressure? Provide a specific example with the relevant balanced redox equation and explain your answer.

asked Feb 13 in Chemical equilibrium

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1 answer 34 views

How can the efficiency of the production of ammonium nitrate fertilizer be improved through the optimization of the Haber-Bosch process?

asked Feb 7 in Chemical engineering

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1 answer 88 views

How does changing the composition of a catalyst impact the reaction rate of a specific catalytic reaction, as predicted by density functional theory calculations?

asked Jan 31 in Computational Chemistry

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1 answer 82 views

What is the amount of copper in a sample of an unknown compound if 25.0 mL of a 0.050 M EDTA solution is required to titrate a 0.100 g sample of the compound using coulometry?

asked Jan 30 in Analytical Chemistry

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1 answer 56 views

How can the amount of copper ions in a water sample be quantified using polarography technique?

asked Jan 29 in Analytical Chemistry

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1 answer 60 views

How can electrophoresis be used to analyze the protein composition of a given sample? What are the advantages and disadvantages of using electrophoresis over other analytical techniques for protein analysis? How can electrophoresis be optimized to provide the most accurate and reliable results? What are some common challenges or limitations associated with electrophoretic techniques, and how can they be overcome?

asked Jan 29 in Analytical Chemistry

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1 answer 62 views

Calculate the equilibrium constant for the following electrochemical reaction at 298K:$$\ce{2Fe^3+ (aq) + 2I^- (aq) -> 2Fe^2+ (aq) + I2 (s)}$$ Given: Standard reduction potentials: $\ce{Fe^3+ + e^- -> Fe^2+}$ Eº = +0.77V $\ce{2I^- -> I2 + 2e^- }$ Eº = +0.54V

asked Jan 23 in ElectroChemistry

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1 answer 44 views

Based on the knowledge of biochemistry pertaining to Glycolysis and gluconeogenesis, here's a question for a chemistry student to solve:What are the differences and similarities between glycolysis and gluconeogenesis? Compare and contrast the different pathways, enzymes involved, and energetics of these two important biochemical processes. Provide specific examples to support your answer.

asked Jan 23 in BioChemistry

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1 answer 49 views

A chemistry student needs to identify an unknown compound using mass spectrometry. The compound has a molecular ion peak at m/z 120 and four major fragment ions at m/z 91, 77, 63, and 45. What is the molecular formula of the unknown compound?

asked Jan 22 in Analytical Chemistry

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1 answer 68 views

Which of the following alkyl halides is most likely to undergo an E1 elimination reaction?A) 1-chloro-2-methylpropane B) 2-bromo-2-methylbutane C) 1-iodo-3-methylpentane D) 1-bromo-3-methylbutane Explain your answer.

asked Jan 21 in Organic Chemistry

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1 answer 45 views

In what year was the Milgram experiment conducted?

asked Jan 20 in Psychology

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1 answer 64 views

Where was the first study on transcranial magnetic stimulation TMS conducted for anxiety?

asked Jan 20 in Psychology

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1 answer 57 views

What is the fight or flight response, and what brain area is responsible?

asked Jan 20 in Psychology

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1 answer 43 views

Why did Rosenhan's study receive criticism?

asked Jan 20 in Psychology

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1 answer 53 views

What is the term used for a group's tendency to make more extreme decisions than the individuals within the group would make?

asked Jan 17 in Psychology

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1 answer 39 views

What is the focus in the School Age stage as per Erikson?

asked Jan 14 in Psychology

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1 answer 33 views

What line of latitude is an equal distance from both the north and south poles?

asked Jan 7 in Science

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