Suppose there is 1.00 L of an aqueous buffer containing 60.0 mmol of benzoic acid (pKa = 4.20) and 40.0 mmol of benzoate. Calculate the pH of this buffer. pH = What volume of 5.50 M NaOH would be required to increase the pH to 4.93? volume: mL

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Q: 1.69*7.32

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Q: Pre-Lab Questions (continued) Complete the rules for determining significant figures after…

A: Since you have posted multiple questions, we are entitled to answer the first only.

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Q: Thanks so much! I however cannot arrive at the same answer! Is there a chance you could please show…

A: We have to elaborate the calculation part.

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Q: Evaluate the following expression: 1.723 × 10² + 7.38 × 10³

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Q: Please answer question number 2  correctly with the correct answer. there is a picture of an example…

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Q: 5. Explain, in detail, why the density of a substance is independent of sample size?

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Q: If the specific gravity of a liquid mercury is 13.6, calculate the mass in pounds of 2500  mL of…

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Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.