Lead(II) chromate (PbCrO4) is used as the yellow pigment

Chemistry: The Molecular Nature of Matter and Change | 5th Edition | ISBN: 9780077216504 | Authors: Martin S. Silberberg

Problem 3.158 Chapter 3

Chemistry: The Molecular Nature of Matter and Change | 5th Edition

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Chemistry: The Molecular Nature of Matter and Change | 5th Edition | ISBN: 9780077216504 | Authors: Martin S. Silberberg

Chemistry: The Molecular Nature of Matter and Change | 5th Edition

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Problem 3.158

Lead(II) chromate (PbCrO4) is used as the yellow pigment in traffic lanes, but is banned from house paint because of the risk of lead poisoning. It is produced from chromite (FeCr2O4), an ore of chromium: 4FeCr2O4(s) 8K2CO3(aq) 7O2(g) 2Fe2O3(s) 8K2CrO4(aq) 8CO2(g) Lead(II) ion then replaces the K ion. If a yellow paint is 0.511% PbCrO4 by mass, how many grams of chromite are needed per kilogram of paint?

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[12-lead electrocardiogram (ECG)] Coronary heart disease remains a leading cause of mortality worldwide. Promptly recognizing and treating acute coronary syndromes, such as ST segment elevation myocardial infarction (STEMI) and non STEMI acute coronary syndrome, can reduce and prevent cardiac arrest. One of the most valuable and frequently used diagnostic tools, electrocardiography, displays the...

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Textbook: Chemistry: The Molecular Nature of Matter and Change
Edition: 5
Author: Martin S. Silberberg
ISBN: 9780077216504

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