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1
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What is the effect of increasing the concentration of product on the rate of the reaction between hydrochloric acid and magnesium?
asked
3 days
ago
in
Chemical kinetics
0
votes
1
answer
26
views
How does the presence of heavy metals in soil due to anthropogenic activities affect the growth and quality of crops, and what measures can be taken to mitigate their harmful effects on agriculture?
asked
3 days
ago
in
Environmental Chemistry
0
votes
1
answer
22
views
What is the photochemical behavior of [Fe(CN)6]4- complex in aqueous solution under visible light irradiation and what is the role of ligand substitution in enhancing photocatalytic activity?
asked
3 days
ago
in
PhotoChemistry
0
votes
1
answer
27
views
What is the polarity of the bond between carbon and oxygen in carbon monoxide?
asked
Feb 18
in
Chemical bonding
0
votes
1
answer
28
views
How does the metabolism of methionine differ from that of other amino acids?
asked
Feb 13
in
BioChemistry
0
votes
1
answer
41
views
How does increasing pressure affect the rate of the reaction between hydrogen gas and iodine gas to form hydrogen iodide gas, and can this relationship be explained by applying the collision theory?
asked
Feb 13
in
Chemical kinetics
0
votes
1
answer
45
views
How does inadequate training for chemistry teachers impact the learning outcomes of students in high school chemistry classes?
asked
Feb 13
in
Chemical education
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votes
1
answer
10
views
What is the structural difference between cis- and trans-isomers of butenedioic acid? Explain how this difference affects the physical and chemical properties of these isomers.
asked
Feb 12
in
Organic Chemistry
0
votes
1
answer
48
views
Calculate the standard enthalpy of formation for hydrogen peroxide (H2O2) at 298 K, given that the standard enthalpy change of formation for water (H2O) is -285.8 kJ/mol and the standard enthalpy change of formation for oxygen gas (O2) is 0 kJ/mol.
asked
Feb 3
in
Chemical thermodynamics
0
votes
1
answer
57
views
How does air pollution contribute to the development of respiratory diseases in humans? Specifically, what are the chemical mechanisms involved in the formation of pollutants and their effects on human lung tissue?
asked
Jan 31
in
Environmental Chemistry
0
votes
1
answer
49
views
Calculate the amount of heat released when 25 g of NaCl is crystallized from a solution at its saturation point. The heat of crystallization of NaCl is -788 J/g.
asked
Jan 23
in
ThermoChemistry
0
votes
1
answer
39
views
According to the two-factor theory of emotion, what is the process of experiencing emotions?
asked
Jan 20
in
Psychology
0
votes
1
answer
70
views
When was the Hawthorne Effect first identified?
asked
Jan 20
in
Psychology
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votes
1
answer
33
views
According to the evolutionary approach, how does human behaviour affect survival and reproduction?
asked
Jan 17
in
Psychology
0
votes
1
answer
12
views
According to Authentic Leadership Theory, what are the three critical components of authentic leadership?
asked
Jan 17
in
Psychology
0
votes
1
answer
52
views
Compare the efficacy of monoamine oxidase inhibitors MAOIs and selective serotonin reuptake inhibitors SSRIs in treating depression.
asked
Jan 16
in
Psychology
0
votes
1
answer
57
views
What is experimenter bias?
asked
Jan 15
in
Psychology
0
votes
1
answer
32
views
How does humanistic psychology differ from psychodynamic and behavioural approaches?
asked
Jan 15
in
Psychology
0
votes
1
answer
45
views
Which is the process through which leaves collect sunlight and make food?
asked
Jan 8
in
Science
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votes
1
answer
70
views
What type of motor is used in most household devices with moving parts?
asked
Jan 8
in
Science
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