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83
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How does the dosage of specific existing medications affect their toxicity levels towards human cells?
answered
Feb 19
in
Medicinal Chemistry
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votes
92
views
How does temperature affect the rate of a catalytic reaction in the presence of an enzyme catalyst?
answered
Feb 17
in
Physical Chemistry
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votes
97
views
How can the photochemical properties of different dyes and pigments be used to determine their suitability for use in different applications, such as inks, paints, or textiles?
answered
Feb 10
in
PhotoChemistry
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votes
89
views
How can the chemical reaction involved in the synthesis of a particular pharmaceutical drug be optimized to increase yield and minimize waste products?
answered
Feb 6
in
Chemical engineering
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votes
85
views
How can chemistry teachers provide better support to students with learning disabilities in the classroom, in terms of instructional strategies and accommodations, to facilitate and enhance their learning and success in chemistry?
answered
Feb 5
in
Chemical education
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85
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How can chemistry students obtain necessary laboratory skills and experience when they have limited access to laboratory equipment and facilities?
answered
Feb 5
in
Chemical education
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votes
116
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Calculate the standard enthalpy change for the formation of methane gas (CH4) from its elements carbon (solid, graphite) and hydrogen gas (H2) given the following data:ΔHf° (C(graphite)) = 0 kJ/molΔHf° (H2(g)) = 0 kJ/molΔHc° (CH4(g)) = -890.4 kJ/mol
answered
Feb 3
in
Chemical thermodynamics
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106
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Calculate the standard enthalpy change (∆H°) for the precipitation reaction between aqueous solutions of silver nitrate (AgNO3) and sodium chloride (NaCl) to form solid silver chloride (AgCl), given that 50.0 mL of 0.100 M AgNO3 and 50.0 mL of 0.100 M NaCl were combined in a calorimeter and the temperature change was recorded as -2.5°C.
answered
Feb 3
in
Chemical thermodynamics
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188
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What is the effect on the equilibrium position of the H2 + I2 ⇋ 2HI reaction if hydrogen gas is added to the system at constant temperature and pressure, according to Le Chatelier's principle?
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Jan 30
in
Chemical reactions
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88
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Calculate the band gap energy (in eV) of a crystal using density functional theory calculations. Given the crystal's lattice parameters and the positions of its atoms, determine its electronic properties and predict whether it is likely to be an insulator, semiconductor, or conductor.
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Jan 23
in
Computational Chemistry
0
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105
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Where do medical psychologists often work?
answered
Jan 20
in
Psychology
0
votes
124
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According to the social learning theory, why do individuals imitate aggressive behavior?
answered
Jan 17
in
Psychology
0
votes
124
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According to the psychodynamic theory, how does unconscious conflict contribute to trauma?
answered
Jan 17
in
Psychology
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votes
56
views
What is the role of school in adolescent identity development?
answered
Jan 15
in
Psychology
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votes
157
views
Where in discursive institutionalism does the concept of 'framing' come into play?
answered
Jan 15
in
Psychology
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189
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Why might the feminist theory of masculinity be important?
answered
Jan 15
in
Psychology
0
votes
94
views
How does the social interactionist theory explain language development?
answered
Jan 15
in
Psychology
0
votes
149
views
Who proposed the concept of Self-Actualisation?
answered
Jan 15
in
Psychology
0
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141
views
What is the psychodynamic theory of personality?
answered
Jan 15
in
Psychology
0
votes
89
views
What's the best way humans can conserve water?
answered
Jan 8
in
Science
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