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What is the rate law expression for the reaction A + 2B → C, if the reaction is second order with respect to A and first order with respect to B? Also, write down the overall order of the reaction.
asked
Feb 22
in
Physical Chemistry
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votes
1
answer
35
views
What is the bond angle in a water molecule (H2O) and how can it be predicted using the VSEPR (Valence Shell Electron Pair Repulsion) theory?
asked
Feb 18
in
Chemical bonding
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1
answer
27
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How does the addition of other elements such as nitrogen, boron or sulfur affect the electronic properties of graphene and its potential use in electronic devices?
asked
Feb 17
in
Materials Chemistry
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1
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26
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How does the addition of a catalyst affect the reaction rate of the decomposition of hydrogen peroxide, and how can this be measured experimentally using a gas collection method?
asked
Feb 17
in
Chemical kinetics
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1
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23
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How does quantum coherence and entanglement affect the behavior and properties of molecular and nanoscale systems, and how can this understanding be applied to designing more efficient and precise chemical reactions?
asked
Feb 14
in
Quantum Chemistry
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votes
1
answer
32
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How can we optimize the design of a cosmetic production system to minimize waste and increase efficiency while ensuring the quality and safety of the final product?
asked
Feb 14
in
Chemical engineering
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votes
1
answer
67
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What is the net ATP production and electron carrier utilization by the end of the citric acid cycle and oxidative phosphorylation for one molecule of glucose in eukaryotic cells?
asked
Feb 13
in
BioChemistry
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votes
1
answer
28
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How can the environmental impact of an industrial project be quantitatively measured and analyzed by using chemical indicators?
asked
Feb 7
in
Environmental Chemistry
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votes
1
answer
65
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Calculate the standard enthalpy change for the neutralization of 50.0 mL of 0.100 M hydrochloric acid with 50.0 mL of 0.100 M sodium hydroxide, assuming that the specific heat capacity of the resulting solution is 4.18 J/g °C and the density of the solution is 1.00 g/mL.
asked
Feb 3
in
Chemical thermodynamics
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1
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72
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Calculate the standard electrode potential for the redox reaction 2Fe2+(aq) + Cl2(g) → 2Fe3+(aq) + 2Cl−(aq) given that the standard reduction potential for Fe3+/Fe2+ couple is +0.771 V and E° for Cl2/Cl− couple is +1.36 V.
asked
Feb 3
in
Chemical thermodynamics
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1
answer
79
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Calculate the enthalpy of adsorption for the adsorption of hydrogen gas onto a nickel surface at 25°C, given that the equilibrium pressure of hydrogen gas is 0.5 atm and the surface coverage is 0.2 monolayers. The heat of dissociation of hydrogen gas is 436 kJ/mol.
asked
Jan 23
in
ThermoChemistry
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1
answer
65
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A student performs a chemical reaction in which the theoretical yield of a particular product is 25 grams. After carrying out the reaction, the student recovers only 18 grams of the product. What is the percent yield of the reaction?
asked
Jan 22
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Chemical reactions
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votes
1
answer
66
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What is transference in counselling?
asked
Jan 20
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Psychology
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1
answer
51
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Where was the first randomized controlled trial RCT for CBT conducted?
asked
Jan 20
in
Psychology
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votes
1
answer
95
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Please compare the behavioural and biological perspectives in psychology.
asked
Jan 20
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Psychology
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votes
1
answer
82
views
What is the difference between a correlation and a regression?
asked
Jan 17
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Psychology
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1
answer
62
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What is the main argument of cognitive theory?
asked
Jan 15
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Psychology
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1
answer
88
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When was the psychodynamic theory developed?
asked
Jan 15
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Psychology
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1
answer
41
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What is the difference between a CT scan and an MRI?
asked
Jan 14
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Psychology
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1
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112
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What is the difference between positive reinforcement and negative reinforcement?
asked
Jan 14
in
Psychology
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