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User TeshaPennell
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0
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86
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What are the different stimuli-responsive behaviors exhibited by polymer-based smart materials and how do these behaviors make these materials useful in various applications such as sensing, drug delivery, and tissue engineering?
answered
Feb 14
in
Polymer Chemistry
0
votes
162
views
How many kJ of heat are released when 2.5 g of octane undergo complete combustion according to the reaction:$$C_8H_{18} + 12.5 O_2 \rightarrow 8 CO_2 + 9 H_2O$$Given: Enthalpy of combustion of octane = -5,470 kJ/mol.
answered
Feb 13
in
ThermoChemistry
0
votes
136
views
How can the synthesis method and characterization techniques be optimized to produce a new material for use in a gas sensor with improved selectivity and sensitivity towards a specific gas?
answered
Feb 11
in
Materials Chemistry
0
votes
86
views
How can the industrial wastewater be treated effectively to reduce its impact on the environment?
answered
Feb 7
in
Environmental Chemistry
0
votes
96
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How can magnetic nanoparticles be synthesized and characterized for efficient drug delivery?
answered
Feb 6
in
Materials Chemistry
0
votes
122
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Calculate the standard enthalpy of formation of ammonia gas (NH3) using the following information:- Standard enthalpy of formation for nitrogen gas (N2) = 0 kJ/mol- Standard enthalpy of formation for hydrogen gas (H2) = 0 kJ/mol- Standard enthalpy of formation for ammonia gas (NH3) = -46 kJ/mol
answered
Feb 3
in
Chemical thermodynamics
0
votes
129
views
Calculate the standard enthalpy change (∆H°) for the following reaction involving liquids:C6H12O6 (s) + 6O2 (g) → 6CO2 (g) + 6H2O (l)
answered
Feb 3
in
Chemical thermodynamics
0
votes
73
views
Calculate the energy required to break a carbon-carbon single bond (C-C) with a bond length of 1.54 Å using the average bond-dissociation energy of 347 kJ/mol for this type of bond.
answered
Jan 23
in
Chemical reactions
0
votes
68
views
How does social identity theory relate to social justice?
answered
Jan 20
in
Psychology
0
votes
145
views
Compare and contrast schema therapy and cognitive-behavioural therapy.
answered
Jan 20
in
Psychology
0
votes
38
views
According to the Broca's area theory, what is the function of this area of the brain?
answered
Jan 17
in
Psychology
0
votes
80
views
Where might a cross-cultural psychologist look for the cause of acculturation stress?
answered
Jan 17
in
Psychology
0
votes
119
views
Please list some advantages and disadvantages of correlational research methods.
answered
Jan 16
in
Psychology
0
votes
64
views
According to Erik Erikson's theory of psychosocial development, what is the crisis associated with adolescence?
answered
Jan 15
in
Psychology
0
votes
123
views
What is face validity?
answered
Jan 15
in
Psychology
0
votes
49
views
What is the role of hypothesis testing in psychology research?
answered
Jan 15
in
Psychology
0
votes
93
views
What is the function of the ear?
answered
Jan 14
in
Psychology
0
votes
126
views
What is the evolutionary basis of anxiety?
answered
Jan 14
in
Psychology
0
votes
58
views
What is meant by the grief work hypothesis?
answered
Jan 14
in
Psychology
0
votes
49
views
Where do you find the greatest biodiversity?
answered
Jan 8
in
Science
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