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0
votes
1
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34
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What is the effect of concentration and temperature on the rate of the reaction between sodium thiosulfate and hydrochloric acid?
asked
Feb 22
in
Inorganic Chemistry
0
votes
1
answer
31
views
What is the effect of doubling the concentration of reactants on the reaction rate for the chemical reaction between sodium thiosulfate and hydrochloric acid?
asked
Feb 22
in
Chemical kinetics
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votes
1
answer
26
views
What is the heat capacity of a substance if it takes 345 Joules of energy to raise the temperature of 15 grams of the substance by 12 degrees Celsius?
asked
Feb 20
in
ThermoChemistry
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votes
1
answer
24
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What conditions and reagents are necessary for the efficient synthesis of polyvinyl chloride from vinyl chloride monomer, and how do these parameters affect the yield and properties of the resulting polymer?
asked
Feb 20
in
Chemical synthesis
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votes
1
answer
38
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How does the concentration of heavy metals in water bodies affect the growth and survival of aquatic plants?
asked
Feb 19
in
Environmental Chemistry
0
votes
1
answer
80
views
How does increasing the surface area of colloidal particles affect their stability in a solution?
asked
Feb 13
in
Physical Chemistry
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votes
1
answer
61
views
How does increasing pressure affect the rate of the reaction between hydrogen gas and iodine gas to form hydrogen iodide gas, and can this relationship be explained by applying the collision theory?
asked
Feb 13
in
Chemical kinetics
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votes
1
answer
41
views
How can different types of soil contaminants affect the absorption of nutrients by plants, and what are the potential consequences for agricultural productivity and food supply?
asked
Feb 5
in
Environmental Chemistry
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votes
1
answer
40
views
How can knowledge of chemical reactions and properties be applied to real-world scenarios such as environmental pollution, drug development, or food quality control?
asked
Feb 5
in
Chemical education
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votes
1
answer
67
views
What is the role of carbohydrate-protein interactions and recognition in the immune system? Give examples of how these interactions facilitate the recognition and binding of foreign invaders such as viruses and bacteria by immune cells.
asked
Jan 31
in
BioChemistry
0
votes
1
answer
106
views
How do different parameters such as pH, temperature, and concentration affect the adsorption efficiency of activated carbon towards a specific pollutant?
asked
Jan 30
in
Surface Chemistry
0
votes
1
answer
118
views
Identify the compound with the molecular formula C10H12O by interpreting its proton NMR spectrum.
asked
Jan 30
in
Analytical Chemistry
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votes
1
answer
133
views
A student wants to prepare polyethylene using the radical polymerization process. The monomer used is ethylene, and the reaction occurs at a temperature of 60°C. The initiator used is benzoyl peroxide. The student wants to know the enthalpy change that occurs during the polymerization process. How can the student calculate the enthalpy of polymerization using the given information?
asked
Jan 22
in
ThermoChemistry
0
votes
1
answer
109
views
According to Eysenck's trait theory, what are the three major dimensions of personality?
asked
Jan 20
in
Psychology
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votes
1
answer
81
views
What is Piaget's preoperational stage?
asked
Jan 20
in
Psychology
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votes
1
answer
106
views
Please compare the behavioural and cognitive-behavioural models of depression.
asked
Jan 17
in
Psychology
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votes
1
answer
43
views
When are cognitive behavioural therapy CBT techniques most effective?
asked
Jan 17
in
Psychology
0
votes
1
answer
81
views
What is the effect of motivation on perception?
asked
Jan 15
in
Psychology
0
votes
1
answer
110
views
What is the modularity theory?
asked
Jan 15
in
Psychology
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votes
1
answer
86
views
What is the multiple intelligences theory?
asked
Jan 15
in
Psychology
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