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What is the frequency (in cm⁻¹) of the stretching vibration of the C=O bond in a molecule of acetone (CH₃COCH₃) observed in the infrared spectrum at 1715 cm⁻¹?
asked
Feb 20
in
Physical Chemistry
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votes
1
answer
37
views
What type of hybrid orbitals does the carbon atom in methane (CH4) possess?
asked
Feb 18
in
Chemical bonding
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1
answer
30
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What is the polarity of the bond between hydrogen and oxygen in water and what factors contribute to its polarity?
asked
Feb 18
in
Chemical bonding
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1
answer
40
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What is the role of metal ions in the function of hemoglobin, and how does their coordination structure facilitate the binding and release of oxygen in the protein?
asked
Feb 13
in
Coordination Chemistry
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1
answer
108
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What type of intermolecular forces are present in ethanol (C2H5OH)?
asked
Feb 13
in
Chemical bonding
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1
answer
64
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How do different additives and dopants affect the thermal conductivity and thermal shock resistance of ceramics used in high-temperature applications?
asked
Feb 12
in
Materials Chemistry
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1
answer
41
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How can the magnetic properties of different materials be investigated for their potential use in data storage devices like hard drives?
asked
Feb 7
in
Materials Chemistry
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1
answer
40
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How can the integration of technology improve student engagement and understanding in chemical education while also addressing the challenges faced by educators in implementing these technologies?
asked
Feb 7
in
Chemical education
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votes
1
answer
45
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How can the formulation of a paint or coating system be optimized for enhanced performance and minimized environmental impact in the production process?
asked
Feb 7
in
Chemical engineering
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1
answer
37
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How can crystallography and knowledge of crystal structures be used to determine the purity of a particular substance?
asked
Feb 5
in
Physical Chemistry
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1
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88
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Calculate the standard enthalpy change for the given reaction using the given data:2H2(g) + O2(g) --> 2H2O(l)Given:ΔHf°(H2O(l)) = -285.83 kJ/molΔHf°(O2(g)) = 0 kJ/molΔHf°(H2(g)) = 0 kJ/mol
asked
Feb 3
in
Chemical thermodynamics
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votes
1
answer
126
views
What is the difference between carbohydrates and lipids in terms of their chemical structure and functional roles in living organisms?
asked
Jan 31
in
Organic Chemistry
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1
answer
98
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What is the most stable conformation and energy of a specific protein under physiological conditions using molecular dynamics simulations?
asked
Jan 31
in
Computational Chemistry
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1
answer
100
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Identify and name the following organic compound: CH3-CH=CH-Br.
asked
Jan 21
in
Organic Chemistry
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1
answer
75
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When was the concept of social loafing first identified?
asked
Jan 20
in
Psychology
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1
answer
122
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Why do social learning theorists propose that behaviour is shaped by observational learning?
asked
Jan 20
in
Psychology
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1
answer
34
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Why is operationalizing a variable important?
asked
Jan 20
in
Psychology
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votes
1
answer
111
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Please compare major depressive disorder and persistent depressive disorder.
asked
Jan 20
in
Psychology
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votes
1
answer
73
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How does biopsychology explain consciousness?
asked
Jan 17
in
Psychology
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1
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79
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According to Milgram's obedience experiment, what percentage of participants were willing to deliver the maximum shock?
asked
Jan 17
in
Psychology
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