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Questions tagged 'Concentration Calculation'

2 questions

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Anonymous

Jan 31, 2025

Need help calculating concentrations using cell potential?

A voltaic cell consists of a Zn/Zn²⁺ half-cell and a Ni/Ni²⁺ half-cell at 25 °C. The initial concentrations of Ni²⁺ and Zn²⁺ are 1.40 M and 0.120 M, respectively. What is the concentration of Ni²⁺ wh...

A
Anonymous

Nov 14, 2024

orgo help, por favor!?

I am seeking assistance with a specific problem in organic chemistry. Given that a particular steroid has a maximum wavelength (λmax) of 284 nm and a molar absorptivity (ε) of 11,500 L/(mol·cm), I wou...