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WingZero
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Help me with ph
pH = -log[H+]
Express the following concentrations in terms of pH.
[H+] = 1 * 10^-5 mol/L
pH = -log[H+]
Express the following concentrations in terms of pH.
[H+] = 1 * 10^-5 mol/L
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pH is a measure of the acidity or basicity of a solution. It is defined as the negative logarithm of the hydrogen ion concentration, [H+]. In other words, the higher the [H+] concentration, the lower the pH and the more acidic the solution is. Conversely, a lower [H+] concentration results in a higher pH and a more basic solution.
This notation represents the concentration of hydrogen ions in a solution. In this case, it means that for every liter of the solution, there are 1 * 10^-5 moles of hydrogen ions present. This concentration is often used in scientific calculations and is equivalent to a pH of 5.
To solve for pH, you can use the pH equation: pH = -log[H+]. In this case, plugging in [H+] = 1 * 10^-5 mol/L, we get pH = -log(1 * 10^-5) = 5. This means that the solution has a pH of 5, which is slightly acidic.
This concentration is considered to be neutral on the pH scale. Solutions with a lower [H+] concentration (higher pH) are basic, while solutions with a higher [H+] concentration (lower pH) are acidic. Therefore, a [H+] concentration of 1 * 10^-5 mol/L represents a balance between acidity and basicity.
As mentioned earlier, pH is directly related to [H+] concentration. As [H+] increases, pH decreases and the solution becomes more acidic. On the other hand, as [H+] decreases, pH increases and the solution becomes more basic. This relationship is important in understanding the properties of different solutions and their effects on biological and chemical processes.