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1
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38
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How does the size and shape of nanoparticles affect their catalytic activity in a specific reaction?
asked
Feb 24
in
Materials Chemistry
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votes
1
answer
33
views
How does the polarity of a solvent affect the reaction rate of a chemical reaction?
asked
Feb 22
in
Chemical kinetics
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votes
1
answer
42
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What factors contribute to the bond strength of a molecule and how can you predict the bond strength of a given molecule? Provide examples of molecules with strong and weak bonds and explain how their structures affect their bond strength.
asked
Feb 14
in
Chemical bonding
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votes
1
answer
99
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How does inadequate training for chemistry teachers impact the quality of education for students?
asked
Feb 13
in
Chemical education
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1
answer
97
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Given a sample of dry ice (solid CO2) with a mass of 50 grams, calculate the amount of heat energy that needs to be added to sublimate it completely into gaseous CO2 at a temperature of -78.5°C. The heat of sublimation of CO2 is 25.2 kJ/mol. (Assume that CO2 is an ideal gas under these conditions.)
asked
Feb 4
in
ThermoChemistry
0
votes
1
answer
115
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What is the impact of carbon dioxide on global warming and how does it contribute as a greenhouse gas?
asked
Jan 31
in
Environmental Chemistry
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1
answer
56
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Calculate the amount of heat energy released when 50 mL of 1 M hydrochloric acid (HCl) is mixed with 50 mL of 1 M sodium hydroxide (NaOH) solution. The heat of neutralization for the reaction between HCl and NaOH is -57.1 kJ/mol.
asked
Jan 23
in
ThermoChemistry
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votes
1
answer
84
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A chemistry student has 100 grams of ammonia and 50 grams of oxygen. What is the limiting reactant in the reaction if the balanced equation is:4NH3 + 3O2 → 2N2 + 6H2O And how much of the other reactant will be left over after the reaction is complete?
asked
Jan 22
in
Chemical reactions
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votes
1
answer
96
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How does the oxidation state of the carbon atom change in the reaction of ethanol with acidified potassium dichromate?
asked
Jan 21
in
Organic Chemistry
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1
answer
49
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How does the Mere-Exposure Effect relate to persuasion?
asked
Jan 20
in
Psychology
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1
answer
76
views
Who is known for their research on conformity?
asked
Jan 20
in
Psychology
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1
answer
47
views
Where is the source of motivation in Maslow's hierarchy of needs model?
asked
Jan 20
in
Psychology
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1
answer
100
views
Why is emotional intelligence important?
asked
Jan 17
in
Psychology
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1
answer
81
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Who is associated with parenting styles?
asked
Jan 17
in
Psychology
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votes
1
answer
46
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What is the difference between confirmation and disconfirmation in theory evaluation?
asked
Jan 16
in
Psychology
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votes
1
answer
33
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When was the Sciazl Model of Disability developed?
asked
Jan 15
in
Psychology
0
votes
1
answer
73
views
What is the fundamental attribution error?
asked
Jan 13
in
Psychology
0
votes
1
answer
117
views
Who first proposed that earth is a magnet?
asked
Jan 8
in
Science
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votes
1
answer
78
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Which pathway carries somatosensory information from the face, head, mouth, and nasal cavity?
asked
Jan 8
in
Science
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1
answer
41
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Which ancient fish has just two living species and is at risk of extinction?
asked
Jan 8
in
Science
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