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Answers by 81972453255
0
votes
21
views
What is the mechanism for the reaction between acetic acid and thionyl chloride to form acetyl chloride?
answered
3 days
ago
in
Organic Chemistry
0
votes
23
views
What is the effect of increasing the pH on the equilibrium position of the reaction between acetic acid and sodium acetate? Provide a mathematical explanation to justify your answer.
answered
3 days
ago
in
Chemical equilibrium
0
votes
19
views
What is the specific procedure and mechanism involved in the preparation of 4-bromoacetanilide from acetanilide and bromine in the presence of a catalyst, and how can one optimize the yield produced?
answered
3 days
ago
in
Chemical synthesis
0
votes
25
views
How does the electronic configuration and molecular structure of coordination compounds affect their photochemical properties? Provide examples and explain the underlying principles behind the observed behavior.
answered
5 days
ago
in
PhotoChemistry
0
votes
26
views
What is the effect of different surface modification techniques on the contact angle of a polymer film?
answered
6 days
ago
in
Surface Chemistry
0
votes
29
views
How does the concentration of acidity in acid mine drainage affect the solubility of heavy metals and other toxic substances, and subsequently impact the water quality in nearby aquatic ecosystems?
answered
Feb 18
in
Environmental Chemistry
0
votes
23
views
What polymers can be used to develop superabsorbent materials with high water retention capacity and how can their properties be optimized for specific applications?
answered
Feb 14
in
Polymer Chemistry
0
votes
8
views
What are the key factors to consider in designing an efficient and cost-effective process for the production of adhesives, and how can these factors be optimized to enhance the quality and consistency of the final product?
answered
Feb 12
in
Chemical engineering
0
votes
50
views
How can the synthesis and characterization of new nanomaterials enhance the efficiency of water purification methods, and what are the potential environmental impacts of using these materials?
answered
Feb 11
in
Materials Chemistry
0
votes
30
views
How can the performance of polymer-based membranes for water treatment be optimized using different types of polymerization techniques, such as copolymerization, graft polymerization, or cross-linking?
answered
Feb 10
in
Polymer Chemistry
0
votes
35
views
How can Chemistry students better equip themselves with skills necessary for success in chemistry-related careers?
answered
Feb 4
in
Chemical education
0
votes
95
views
What specific functional group is present in a compound if the UV-Vis spectroscopy analysis reveals an absorption peak at 170-180 nm?
answered
Jan 31
in
Analytical Chemistry
0
votes
110
views
How does the pH of acid mine drainage impact the solubility of toxic metals into surface water and what methods can be used to neutralize the acidity and prevent contamination of surrounding water sources?
answered
Jan 30
in
Environmental Chemistry
0
votes
10
views
What is the mechanism by which a photochemical reaction occurs in organic compounds, and how does it differ from thermal reactions? Provide examples of photochemical reactions in organic compounds and discuss their significance in various applications, such as medicine, materials science, and environmental science.
answered
Jan 30
in
PhotoChemistry
0
votes
64
views
Calculate the melting point of a solution containing 20 g of benzoic acid (C6H5COOH) and 80 g of naphthalene (C10H8). The melting points of pure benzoic acid and naphthalene are 122.4 °C and 80.2 °C, respectively. The molal freezing point depression constant for naphthalene is 6.8°C/m.
answered
Jan 23
in
Physical Chemistry
0
votes
12
views
A voltaic cell consists of a standard hydrogen electrode and a copper electrode in a solution of copper(II) sulfate. The measured cell potential is 0.78 V at 25°C. If the concentration of copper(II) sulfate is 0.1 M, what is the resistance of the electrochemical cell?
answered
Jan 22
in
ElectroChemistry
0
votes
61
views
Identify the structural isomers for the alkane C6H14 and draw their structures, also name them according to IUPAC nomenclature.
answered
Jan 21
in
Organic Chemistry
0
votes
43
views
When does the lens of the eye change shape to focus on near objects?
answered
Jan 20
in
Psychology
0
votes
11
views
When diagnosing ADHD, what are the common symptoms?
answered
Jan 17
in
Psychology
0
votes
37
views
According to the Heuristic-Systematic Model, what are the two routes to persuasion?
answered
Jan 17
in
Psychology
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