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Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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### Chemistry Assignment **1.** In a few lines, describe the IMMINENT IMPORTANCE of "Green Chemistry" and its importance to Society. **2.** Give two chief characteristics of (i) Elements, (ii) Compounds, and (iii) Homogeneous Mixtures. **3.** Classify each of the following as (i) Element, (ii) Compound, or (iii) Mixture. - Rain Water - Ocean Water - Gold - Table Sugar - Milk - Blood - Technetium - Air - Aspirin - Urea **4.** How many grams of "lead" are contained in 6.0 x 10³ g of blood if the lead content of that sample of blood is 0.62 parts per million (ppm)? **5.** What are (i) mass, (ii) charge, and (iii) location in the atom of each of the following sub-atomic particles: - (a) Electron - (b) Neutron - (c) Proton **6.** Briefly explain (i) Thompson Experiment OR (ii) Rutherford Experiment emphasizing the discovery(ies) that the Experiment lead to? **7.** Element "X" reacts with element "Y" to form an ionic compound containing X⁴⁺ and Y²⁻ ions. Write a possible formula for the compound and suggest to which "Group" in the Periodic Table, the elements X and Y may belong to?
Transcribed Image Text:### Chemistry Assignment **1.** In a few lines, describe the IMMINENT IMPORTANCE of "Green Chemistry" and its importance to Society. **2.** Give two chief characteristics of (i) Elements, (ii) Compounds, and (iii) Homogeneous Mixtures. **3.** Classify each of the following as (i) Element, (ii) Compound, or (iii) Mixture. - Rain Water - Ocean Water - Gold - Table Sugar - Milk - Blood - Technetium - Air - Aspirin - Urea **4.** How many grams of "lead" are contained in 6.0 x 10³ g of blood if the lead content of that sample of blood is 0.62 parts per million (ppm)? **5.** What are (i) mass, (ii) charge, and (iii) location in the atom of each of the following sub-atomic particles: - (a) Electron - (b) Neutron - (c) Proton **6.** Briefly explain (i) Thompson Experiment OR (ii) Rutherford Experiment emphasizing the discovery(ies) that the Experiment lead to? **7.** Element "X" reacts with element "Y" to form an ionic compound containing X⁴⁺ and Y²⁻ ions. Write a possible formula for the compound and suggest to which "Group" in the Periodic Table, the elements X and Y may belong to?
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