Answers by KristyLesage

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How can the concentration of lead in a water sample be quantified using atomic absorption spectroscopy?

answered Jan 29 in Analytical Chemistry

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Calculate the enthalpy change (in kJ/mol) for the chemical reaction: C2H5OH(l) + 3O2(g) → 2CO2(g) + 3H2O(l) Given the standard enthalpies of formation (ΔHf°) for C2H5OH(l) = -277.6 kJ/mol, CO2(g) = -393.5 kJ/mol, and H2O(l) = -285.8 kJ/mol.

answered Jan 23 in Chemical thermodynamics

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What is the frequency of sound waves perceived by humans?

answered Jan 20 in Psychology

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What are the similarities between Bandura's social learning theory and Skinner's behaviourism?

answered Jan 17 in Psychology

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What is the two-factor theory of emotion proposed by Schachter and Singer?

answered Jan 15 in Psychology

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What do you call a growing mass of cancerous cells that pushes into nearby tissues?

answered Jan 6 in Science

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What are the ends of long bones called?

answered Jan 3 in Science

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The sum of the pressures of the hydrogen and the water vapor is equal to what?

answered Jan 2 in Science

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