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How does the reaction mechanism influence the rate of the reaction between hydrochloric acid and sodium thiosulfate?
answered
Feb 22
in
Chemical kinetics
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29
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How does the concentration of a reactant or catalyst affect the rate and efficiency of a chemical reaction?
answered
Feb 18
in
Chemical kinetics
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29
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What is the chemical equation for the complete combustion of propane (C3H8) and what are the products produced in this reaction?
answered
Feb 18
in
Chemical reactions
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61
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What are the key differences between ionic, covalent, and metallic solids? Using specific examples, explain how you can identify the type of inorganic solid that a substance belongs to based on its physical properties and bonding characteristics.
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Feb 13
in
Inorganic Chemistry
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41
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How can technology be effectively integrated into teaching chemical concepts and practical applications in a way that enhances students' learning experience and understanding of chemistry?
answered
Feb 6
in
Chemical education
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42
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How can sustainable agriculture practices, such as crop rotation and companion planting, be utilized to reduce the environmental impact of nitrogen fertilizers on soil and water quality?
answered
Feb 6
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Environmental Chemistry
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38
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Explore the relationship between the coordination number and the geometry of transition metal complexes, citing specific examples from the literature.
answered
Feb 4
in
Coordination Chemistry
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80
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Calculate the standard enthalpy change for the reaction: C2H5OH(l) + 3 O2(g) → 2 CO2(g) + 3 H2O(l), given the following standard enthalpies of formation: ΔHf°[C2H5OH(l)] = -277.69 kJ/mol, ΔHf°[CO2(g)] = -393.51 kJ/mol, ΔHf°[H2O(l)] = -285.83 kJ/mol.
answered
Feb 3
in
Chemical thermodynamics
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86
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A chemistry student wants to determine the reaction rate of a chemical reaction. They mix 8 grams of reactant A with 12 grams of reactant B in a beaker at room temperature. After 10 seconds, they observe that the mass of the beaker's contents has decreased by 2 grams. What is the reaction rate of the chemical reaction?
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Jan 22
in
Chemical reactions
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118
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A chemistry student needs to determine the concentration of silver nitrate (AgNO3) in a given sample from the following information:- A 10 mL sample of 0.1 M sodium chloride (NaCl) was mixed with excess silver nitrate.- The resulting precipitate was filtered, washed, and dried. The mass of the precipitate was found to be 0.212 g.- The molar mass of AgNO3 is 169.87 g/mol.What is the concentration of AgNO3 in the original sample?
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Jan 22
in
Analytical Chemistry
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67
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What is the aim of person-centred therapy?
answered
Jan 20
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Psychology
0
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62
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According to the attachment theory, what is the negative impact of insecure attachments?
answered
Jan 17
in
Psychology
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52
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Please evaluate the ethics of collecting data through observation.
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Jan 17
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Psychology
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46
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What does cognitive development theory reveal about gender formation?
answered
Jan 16
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Psychology
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148
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According to humanistic theory, what is the cause of anxiety disorders?
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Jan 16
in
Psychology
0
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40
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What is the difference between in vivo and imaginal exposure in CBT?
answered
Jan 16
in
Psychology
0
votes
54
views
What is a schema?
answered
Jan 14
in
Psychology
0
votes
40
views
What is the cognitive miser theory?
answered
Jan 14
in
Psychology
0
votes
87
views
What is schizoid personality disorder?
answered
Jan 13
in
Psychology
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74
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What are some of the main criticisms of traditional clinical psychology?
answered
Jan 13
in
Psychology
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