Answers by TedHallstrom

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How can the sensitivity of Surface-enhanced Raman spectroscopy (SERS) be optimized for the detection of low concentration of analytes on a metallic substrate?

answered 17 hours ago in Surface Chemistry

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How can the properties of polyurethane be optimized by varying the ratio of diisocyanate and polyol in the synthesis process?

answered 18 hours ago in Chemical synthesis

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How can X-ray fluorescence spectroscopy be utilized to identify the presence of toxic heavy metals, such as lead and cadmium, in a given sample of soil?

answered Jan 30 in Analytical Chemistry

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Calculate the Gibbs free energy change for the electrochemical reaction in which 2 moles of electrons are transferred from a zinc electrode to a copper electrode. The standard reduction potentials are E°(Cu²⁺/Cu) = 0.34 V and E°(Zn²⁺/Zn) = -0.76 V. What is the spontaneity of the reaction under standard conditions?

answered Jan 23 in ElectroChemistry

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Who developed the transtheoretical model?

answered Jan 20 in Psychology

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What carries blood away from the heart?

answered Jan 6 in Science

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Maintaining a balance inside the body or cells of organisms is known as?

answered Dec 31, 2024 in Science

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