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To calculate the Langmuir constant (KL) in the Langmuir isotherm model, you typically perform a nonlinear regression analysis on experimental data using the Langmuir equation: (q = \frac{{q_{max} K_L C}}{{1 + K_L C}}), where q is the adsorption capacity at a given concentration C, and (q_{max}) is the maximum adsorption capacity. The Langmuir constant (KL) can be determined by fitting the experimental data to this equation and solving for KL.
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What did langmuir fisher invent?
Langmuir and Fisher are two separate scientists who made significant contributions in different fields. Irving Langmuir was a chemist and physicist known for his work on surface chemistry and plasma physics, while Ronald Fisher was a statistician known for his contributions to the field of statistics, particularly in experimental design and hypothesis testing. Langmuir developed the Langmuir adsorption isotherm, and Fisher developed the analysis of variance (ANOVA) and the design of experiments.
What causes isotherm lines to be irregular?
Isotherm lines can be irregular due to variations in topography, ocean currents, or changes in surface properties. These factors can create pockets of warm or cold air that deviate from the expected temperature patterns, resulting in irregular isotherm lines.
How do you calculate n in freundlich isotherm?
The Freundlich isotherm is typically represented as (\sf q = k \times C^{1/n}), where (\sf q) is the amount of solute adsorbed per unit mass of adsorbent, (\sf k) is the Freundlich constant, (\sf C) is the equilibrium concentration of solute in solution, and (\sf n) is the Freundlich exponent. To calculate (\sf n), you would need to plot (\sf log(q)) versus (\sf log(C)) and the slope of the linear portion of the curve will give you the value of (\sf n).
What is the Langmuir Paradox?
The Langmuir Paradox refers to the discrepancy between the relatively low calculated reactivity of gas-phase ions in the atmosphere and the high reactivity observed in experiments. It highlights the limitations in our understanding of complex chemical reactions happening in the atmosphere.
Who invented the fourth state of matter plasma?
Irving Langmuir introduced the term "plasma" in 1928 as a distinct state of matter, characterized by ionized particles. However, both Langmuir and other scientists had been studying plasma properties for years prior to this. Langmuir's research contributed significantly to the understanding and development of plasma physics.
