Lecture 111. True or False? In general, atoms of metals lose electrons to form cations, and are therefore oxidized;while atoms of nonmetals gain electrons to form anions, and are therefore reduced.2. Identify which reactant is undergoing oxidation and which is undergoing reduction.Mg + O₂ → MgO3. Solid sodium reacts with aqueous copper (II) chloride produces aqueous sodium chloride and solidcopper. Identify which reactant is undergoing oxidation and which is undergoing reduction.4. What is the molecular mass of manganese(II) phosphate?5. How many molecules of manganese (II) phosphate are there in 25.0 g of manganese(II) phosphate.6. How many moles of carbon are there in 1.50 moles of butane, C4H10?7. Calculate the molarity of 25.0 g of CoCl₂ dissolved in an aqueous solution with a total volume of 125.0mL.8. If 0.50 L of a 5.00-M solution of copper nitrate, Cu(NO3)2, is diluted to a volume of 1.75 L by theaddition of water, what is the molarity of the diluted solution?

1. The given statement is in general, atoms of metals are lose electrons to form cations, and are…

Lecture 11 1. True or False? In general, atoms of metals lose electrons to form cations, and are therefore oxidized; while atoms of nonmetals gain electrons to form anions, and are therefore reduced. 2. Identify which reactant is undergoing oxidation and which is undergoing reduction. Mg + O₂ → MgO 3. Solid sodium reacts with aqueous copper (II) chloride produces aqueous sodium chloride and solid copper. Identify which reactant is undergoing oxidation and which is undergoing reduction.

Lecture 11 1. True or False? In general, atoms of metals lose electrons to form cations, and are therefore oxidized; while atoms of nonmetals gain electrons to form anions, and are therefore reduced. 2. Identify which reactant is undergoing oxidation and which is undergoing reduction. Mg + O₂ → MgO 3. Solid sodium reacts with aqueous copper (II) chloride produces aqueous sodium chloride and solid copper. Identify which reactant is undergoing oxidation and which is undergoing reduction.

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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Question

Lecture 11
1. True or False? In general, atoms of metals lose electrons to form cations, and are therefore oxidized;
while atoms of nonmetals gain electrons to form anions, and are therefore reduced.
2. Identify which reactant is undergoing oxidation and which is undergoing reduction.
Mg + O₂ → MgO
3. Solid sodium reacts with aqueous copper (II) chloride produces aqueous sodium chloride and solid
copper. Identify which reactant is undergoing oxidation and which is undergoing reduction.
4. What is the molecular mass of manganese(II) phosphate?
5. How many molecules of manganese (II) phosphate are there in 25.0 g of manganese(II) phosphate.
6. How many moles of carbon are there in 1.50 moles of butane, C4H10?
7. Calculate the molarity of 25.0 g of CoCl₂ dissolved in an aqueous solution with a total volume of 125.0
mL.
8. If 0.50 L of a 5.00-M solution of copper nitrate, Cu(NO3)2, is diluted to a volume of 1.75 L by the
addition of water, what is the molarity of the diluted solution?

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