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User Georgianna69
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What is the reaction quotient, Q, for the chemical reaction below at 298K with [A] = 0.5 M, [B] = 2.0 M, and [C] = 1.0 M?2A + 3B ⇌ 4C
asked
Feb 22
in
Chemical thermodynamics
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votes
1
answer
79
views
What is the primary structure of a protein and how does it affect the overall structure and function of the protein?
asked
Feb 22
in
BioChemistry
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1
answer
74
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How can we optimize the process conditions (temperature, pressure, and time) to increase the yield of ammonia in the Haber process used for fertilizer production?
asked
Feb 20
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Chemical engineering
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1
answer
68
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How can the use of structure-based drug design help in the development of new treatments for respiratory diseases such as asthma and COPD?
asked
Feb 14
in
Medicinal Chemistry
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1
answer
90
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How can the yield and purity of desired flavors be optimized in the production process by adjusting the parameters such as reaction temperature, reaction time, and reactant ratios?
asked
Feb 14
in
Chemical engineering
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1
answer
86
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Calculate the standard enthalpy change for the vaporization of 25.0 g of water at 100°C, given that the molar enthalpy of vaporization is 40.7 kJ/mol.
asked
Feb 3
in
Chemical thermodynamics
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votes
1
answer
149
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What is the effect of different types of catalysts on the reaction rate of the decomposition of hydrogen peroxide?
asked
Jan 31
in
Chemical kinetics
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votes
1
answer
125
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What is the expected acidity or basicity of an organic molecule containing both a carboxylic acid group and an amine group? Provide a detailed explanation for your answer.
asked
Jan 31
in
Chemical bonding
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1
answer
177
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What is the concentration and composition of the amino acids present in a given protein sample using capillary electrophoresis as the analytical method?
asked
Jan 30
in
Analytical Chemistry
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1
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141
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Calculate the magnetic moment of a chromium (III) complex with the formula [Cr(en)Cl(ClO4)2] (en = ethylenediamine) in its high-spin state at room temperature assuming it has an octahedral geometry.
asked
Jan 23
in
Inorganic Chemistry
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1
answer
88
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Calculate the enthalpy change of ionization for magnesium given the following data: Mg(g) → Mg+(g) + e- ΔH1 = +738 kJ/mol Mg+(g) → Mg2+(g) + e- ΔH2 = +1451 kJ/mol
asked
Jan 23
in
ThermoChemistry
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1
answer
136
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A chemistry student needs to determine how the equilibrium constant (Kc) will change when the volume of the container is increased by a factor of 3 for the following reaction at a certain temperature:2NO2(g) ⇌ N2O4(g)
asked
Jan 22
in
Chemical equilibrium
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1
answer
138
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According to the theory of sampling, what is stratified sampling?
asked
Jan 20
in
Psychology
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1
answer
68
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How can the concept of collective efficacy be used for social change?
asked
Jan 20
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Psychology
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votes
1
answer
63
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Can AI models be used to improve mental health outcomes?
asked
Jan 17
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Psychology
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votes
0
answers
101
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When was the common sense model of illness proposed?
asked
Jan 16
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Psychology
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votes
1
answer
60
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When does a person with high self-esteem experience a negative feedback?
asked
Jan 16
in
Psychology
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votes
1
answer
119
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Why are positive emotions crucial to resilience?
asked
Jan 15
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Psychology
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1
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106
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What are the benefits of positive psychology interventions?
asked
Jan 15
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Psychology
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1
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110
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What is the reward system in the brain?
asked
Jan 15
in
Psychology
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