Questions by LenoraSanche

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1 answer 33 views

Calculate the standard free energy change, ΔG°, for the following redox reaction:2Fe2+ (aq) + H2O2 (aq) → 2Fe3+ (aq) + 2OH- (aq)Given the following half-reactions and their respective standard reduction potentials:Fe3+ (aq) + e- -> Fe2+ (aq) E° = +0.77 VH2O2 (aq) + 2H+ (aq) + 2e- ⟶ 2H2O (l) E° = +1.78 V

asked Feb 3 in Chemical thermodynamics

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1 answer 55 views

What is the concentration of lead ions in a water sample collected from a commercial battery manufacturing plant using voltammetry?

asked Jan 31 in Analytical Chemistry

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1 answer 50 views

How can the concentration of calcium ions in a solution be determined using ion-selective electrodes in analytical chemistry?

asked Jan 29 in Analytical Chemistry

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1 answer 70 views

What is the evolutionary perspective?

asked Jan 15 in Psychology

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1 answer 15 views

What is the ability to be attracted by a magnet and to act as a magnet?

asked Jan 6 in Science

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1 answer 23 views

Electromagnets can be turned on or off and their strength can be changed by controlling what?

asked Dec 30, 2024 in Science

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1 answer 25 views

Convex lenses are thicker in the middle than at the edges so they cause rays of light to converge, or meet, at a point called what?

asked Dec 30, 2024 in Science

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1 answer 23 views

Conducting wires have a small degree of what?

asked Dec 30, 2024 in Science

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