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What is the equilibrium constant expression for the ionization of acetic acid, CH3COOH, in water and calculate the equilibrium constant (Ka) at 25°C if the pH of a 0.1 M acetic acid solution is 4.90?
answered
Feb 20
in
Chemical equilibrium
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votes
33
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What is the ground state electronic configuration and bond order of the oxygen molecule using Molecular Orbital Theory?
answered
Feb 20
in
Quantum Chemistry
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36
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How does the change in energy of an electron during a redox reaction impact the overall reaction rate? Provide specific examples.
answered
Feb 18
in
Quantum Chemistry
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votes
31
views
How can the performance of a polymer-based sensor be optimized to detect low concentrations of a target analyte in a complex sample matrix?
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Feb 10
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Polymer Chemistry
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45
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How can chemistry teachers integrate technology into their teaching methods to effectively convey complex chemical concepts and principles to their students?
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Feb 5
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Chemical education
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75
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Calculate the heat of hydration for the reaction where 1 mole of anhydrous copper(II) sulfate reacts with water to form 5 moles of hydrated copper(II) sulfate, given that the enthalpy change for the reaction is -92.2 kJ/mol.
answered
Jan 23
in
ThermoChemistry
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votes
45
views
What is response rate?
answered
Jan 20
in
Psychology
0
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130
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What is the bottom-up approach's evaluation of visual illusions?
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Jan 20
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Psychology
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34
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Where did John Bowlby conduct his research?
answered
Jan 17
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Psychology
0
votes
49
views
What is the purpose of a mixed effects model?
answered
Jan 17
in
Psychology
0
votes
44
views
Where should we look when evaluating the scientific validity of theories in organisational psychology?
answered
Jan 16
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Psychology
0
votes
83
views
What is the cognitive resource theory?
answered
Jan 14
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Psychology
0
votes
51
views
What is the difference between descriptive and inferential statistics?
answered
Jan 13
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Psychology
0
votes
42
views
Who created the hierarchy of needs?
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Jan 13
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Psychology
0
votes
48
views
What waves do radio and television use?
answered
Jan 8
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Science
0
votes
48
views
What process is used to chemically and mechanically break down the food you eat into smaller parts?
answered
Jan 7
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Science
0
votes
57
views
What is another environmental benefit of conserving resources?
answered
Jan 6
in
Science
0
votes
95
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Mendel’s observation of pea plants also included many crosses that involved multiple traits, which prompted him to formulate the principle of this?
answered
Dec 31, 2024
in
Science
0
votes
54
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Concentration is the removal of solvent, which increases the concentration of what?
answered
Dec 30, 2024
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Science
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93
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Any sample of matter that has the same physical and chemical properties throughout the sample is called what?
answered
Dec 30, 2024
in
Science
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