Thymol blue indicator has two pH ranges. It changes color from red to yellow in the pH

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Thymol blue indicator has two pH ranges. It changes color from red to yellow in the pH range from 1.2 to 2.8, and from yellow to blue in the pH range from 8.0 to 9.6. What is the color of the indicator in each of the following situations?

(a) The indicator is placed in 350.0 mL of 0.205 M HCl.

(b) To the solution in part (a) is added 250.0 mL of 0.500 M NaNO₂.

(d) To the solution in part (c) is added 5.00 g Ba(OH)₂.

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General Chemistry Principles And Modern Applications

ISBN: 9780132931281

11th Edition

Authors: Ralph Petrucci, Jeffry Madura, F. Herring, Carey Bissonnette

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Question Posted: Nov 23, 2023 06:19 AM

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Thymol blue indicator has two pH ranges. It changes color from red to yellow in the pH

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a The indicator is placed in 3500 mL of 0205 M HCl To determine the color of the indicator we need to calculate the pH of the solution Molarity M mole...View the full answer

General Chemistry Principles And Modern Applications

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