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User GarnetGenove
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What mass of NaOH (in grams) is needed to react completely with 25.0 g of HCl according to the following balanced chemical equation?2NaOH(aq) + H2SO4(aq) → Na2SO4(aq) + 2H2O(l)
asked
Feb 20
in
Chemical reactions
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votes
1
answer
85
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What is the bond energy of the carbon-carbon bond in ethane (C2H6) if the energy required to break the bond is 346 kJ/mol?
asked
Feb 18
in
Chemical reactions
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votes
1
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85
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How do the specific binding interactions between carbohydrates and proteins differ from non-specific interactions? Provide specific examples of each and explain the implications of these differences in biological systems.
asked
Feb 14
in
BioChemistry
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1
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160
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How does an increase in nutrient levels contribute to eutrophication in aquatic ecosystems, and what are the chemical processes involved? How can these chemical processes be harnessed to mitigate the effects of eutrophication on the environment?
asked
Feb 13
in
Environmental Chemistry
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1
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129
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How can we design a novel anti-inflammatory drug with improved efficacy and reduced toxicity compared to currently available medications that target the pro-inflammatory enzymes COX-1 and COX-2?
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Feb 12
in
Medicinal Chemistry
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1
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76
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How can the efficiency of solar cells be improved by synthesizing and characterizing new materials with a higher absorption coefficient and longer carrier lifetime?
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Feb 7
in
Materials Chemistry
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1
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111
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Calculate the standard enthalpy change for the combustion reaction of octane (C8H18) using the following balanced chemical equation:C8H18 + 12.5O2 →8CO2 + 9H2O Given the standard enthalpies of formation for CO2, H2O, and octane are -394 kJ/mol, -286 kJ/mol, and -249 kJ/mol respectively.
asked
Feb 3
in
Chemical thermodynamics
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1
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139
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Calculate the standard electrode potential of a silver electrode (Ag) in contact with a solution containing 1.0 M AgNO3 and a hydrogen electrode (Pt) in contact with a solution containing 1.0 M HCl, given that the reduction potential of Ag+/Ag is +0.80V and the reduction potential of H+/H2 is 0.00V at 298K.
asked
Feb 3
in
ElectroChemistry
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142
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What are the resonance structures of the molecule benzene (C6H6)? Also, indicate the delocalization of electrons between carbon atoms in the molecule.
asked
Jan 31
in
Chemical bonding
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votes
1
answer
96
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Calculate the enthalpy of adsorption when 2.5 grams of hydrogen gas is adsorbed onto a surface at a temperature of 298 K. The equilibrium pressure of hydrogen gas at this temperature is 1.5 atm and the surface area of the adsorbent is 50 cm². (Assume ideal gas behavior and that the adsorption occurs under standard conditions.)
asked
Jan 23
in
ThermoChemistry
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1
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48
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What is the significance of unconditional positive regard?
asked
Jan 20
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Psychology
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1
answer
56
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Why is a relationship between the client and therapist important in psychoanalytic therapy?
asked
Jan 20
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Psychology
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1
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156
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How was the mirror neuron system discovered?
asked
Jan 20
in
Psychology
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1
answer
127
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When using experiential learning theory in teaching, what should teachers do?
asked
Jan 20
in
Psychology
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1
answer
133
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According to the Big Five personality trait theory, why do individuals differ in personality?
asked
Jan 20
in
Psychology
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1
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79
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Who proposed the theory of moral development?
asked
Jan 20
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Psychology
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1
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67
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Who conducted the study on the mental health of Fly-in-fly-out workers?
asked
Jan 17
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Psychology
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1
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40
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What is the definition of a self-fulfilling prophecy?
asked
Jan 17
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Psychology
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1
answer
183
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Compare and contrast the concepts of internal and external validity in theory evaluation
asked
Jan 16
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Psychology
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1
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112
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When is the use of benzodiazepines to treat anxiety not recommended?
asked
Jan 16
in
Psychology
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