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User ClementMackr
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Calculate the heat of mixing when 25 grams of ethanol is added to 75 grams of water at 25°C. The heat of mixing of ethanol in water is -4.4 kJ/mol. Assume the densities of ethanol and water to be 0.789 g/mL and 1 g/mL, respectively, and the specific heat of the mixture to be 4.184 J/g°C.
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Jan 23
in
ThermoChemistry
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1
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79
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Calculate the bond order and bond length of the CO molecule using molecular orbital theory.
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Jan 23
in
Inorganic Chemistry
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62
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When was the term 'spurious correlation' first used?
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Jan 20
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Psychology
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1
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49
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What are the implications of the dynamic systems approach for understanding motor development?
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Jan 20
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Psychology
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1
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67
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When can self-esteem be negatively affected?
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Jan 20
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Psychology
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1
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72
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What is the difference between the concepts of self-concept and self-esteem?
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Jan 20
in
Psychology
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1
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39
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When assessing the effectiveness of problem-solving therapy, what are some of the strengths to consider?
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Jan 20
in
Psychology
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1
answer
56
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How did Julian Jaynes' theory of bicameral mind inform us about the development of human consciousness?
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Jan 20
in
Psychology
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1
answer
85
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When was the 'Authoritarian Personality Theory' introduced?
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Jan 15
in
Psychology
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1
answer
42
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What is the role of the prefrontal cortex?
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Jan 15
in
Psychology
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1
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69
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How do humanistic psychologists view spirituality?
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Jan 15
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Psychology
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1
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44
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Compare and contrast James-Lange and Cannon-Bard theories of emotion.
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Jan 14
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Psychology
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1
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65
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What is the difference between learning and instinct?
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Jan 13
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Psychology
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1
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55
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Which chemical element is the basis of all life on earth?
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Jan 8
in
Science
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1
answer
63
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What type of environment is maintained in homeostasis?
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Jan 8
in
Science
0
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1
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66
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What is a close relationship between two species in which at least one species benefits called?
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Jan 6
in
Science
0
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1
answer
42
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What can be hard or even impossible to perform in a scientific sense?
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Jan 6
in
Science
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1
answer
75
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What 2 things keep polar bears warm in their arctic ecosystem?
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Jan 2
in
Science
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1
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104
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Mammals belong to which class of vertebrates?
asked
Dec 31, 2024
in
Science
0
votes
1
answer
73
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In autosomal dominant inheritance only one "affected" what is necessary to result in an "affected" phenotype?
asked
Dec 31, 2024
in
Science
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