Chemistry In Focus
6th Edition
ISBN: 9781305084476
Author: Tro, Nivaldo J., Neu, Don.
Publisher: Cengage Learning
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Chapter 14, Problem 25E
Draw Lewis structures for each
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26. Draw Lewis structures for each chemical reaction, and identify which reactant is oxidized and which reactant
is reduced.
a.
2K + Cl2 → 2KCI
Oxidized:
Reduced:
b. 4Al + 302 → 2A12O3
Oxidized:
Reduced:
1. A reactor is being designed to treat wastewater containing 500 grams methanol (CH3OH) per day. In the process,
methanol (CH3OH) is completely oxizdized to form CO2 and H2O.
a. Write a balanced reaction for the complete oxidation of methanol.
1 CH3ОН +
02 →
СО2 +
H20
b. Calculate the number of moles of oxygen that would be required in the reaction each day.
moles 02 / day
Check
c. Calculate the equivalent volume of oxygen (at 25°C and 1 atm of pressure) that would be required each day.
L02 /day
d. Calculate the equivalent volume of air that would be requied each day. (Note: air is comprised of 21% O2 by
volume.)
L(air) / day
What element is oxidized and what is the oxidizing agent in the reaction below?
Fe2O3(s) + 3CO(g)→2FE(s) + 3CO2(g)
Data sheet and Periodic Table
Select one:
Oa. Carbon is oxidized, and the oxidizing agent is CO.
Ob. Carbon is oxidized, and the oxidizing agent is Fe2O3.
O c. Iron is oxidized, and the oxidizing agent is CO.
d. Iron is oxidized, and the oxidizing agent is Fe2O3.
When a 45.0 g sample of an alloy at 100.0 °C is dropped into 100.0 g of water at 25.0 °C, the f
What is the specific heat of the alloy?
Chapter 14 Solutions
Chemistry In Focus
Ch. 14 - For the following redox reaction, identify the...Ch. 14 - Prob. 14.2YTCh. 14 - Prob. 1SCCh. 14 - What substance is the oxidizing agent in...Ch. 14 - Closely examine Figure 14.1 and explain why no...Ch. 14 - Prob. 1ECh. 14 - Explain the basic principle involved common...Ch. 14 - Prob. 3ECh. 14 - Prob. 4ECh. 14 - Prob. 5E
Ch. 14 - Can an oxidation reaction occur without a...Ch. 14 - Prob. 7ECh. 14 - Why is bromine reduced in the following reaction...Ch. 14 - What is an oxidizing agent? A reducing agent?Ch. 14 - Prob. 10ECh. 14 - Write equations for respiration and...Ch. 14 - Prob. 12ECh. 14 - Prob. 13ECh. 14 - Prob. 14ECh. 14 - Prob. 15ECh. 14 - Give a thermodynamic argument for why it is more...Ch. 14 - Prob. 17ECh. 14 - Use chemical equations to explain how the molten...Ch. 14 - Prob. 19ECh. 14 - Prob. 20ECh. 14 - Prob. 21ECh. 14 - Prob. 22ECh. 14 - Prob. 23ECh. 14 - Prob. 24ECh. 14 - Draw Lewis structures for each chemical reaction,...Ch. 14 - Draw Lewis structures for each chemical reaction,...Ch. 14 - Prob. 27ECh. 14 - For each reaction, indicate which elements are...Ch. 14 - For each reaction, indicate which elements are...Ch. 14 - For each reaction, indicate which elements are...Ch. 14 - For each reaction, identify the oxidizing agent...Ch. 14 - Prob. 32ECh. 14 - Prob. 33ECh. 14 - Prob. 34ECh. 14 - Which would you expect to be a better oxidizing...Ch. 14 - Prob. 36ECh. 14 - Prob. 37ECh. 14 - Sum each of the following oxidation and reduction...Ch. 14 - Prob. 39ECh. 14 - Prob. 40ECh. 14 - Which of the following factors might affect the...Ch. 14 - Prob. 42ECh. 14 - Prob. 43ECh. 14 - Fossil fuel, nuclear, and hydroelectric power...Ch. 14 - The following diagram shows an electrochemical...Ch. 14 - The following diagram shows a molecular view of...
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- The space shuttle Orbiter utilizes the oxidation of methylhydrazine by dinitrogen tetroxide for propulsion: 4N2H3CH3(l)+5N2O4(l)12H2O(g)+9N2(g)+4CO2(g) Calculate H for this reactionarrow_forwardWhat is G for the following reaction? 2Br(aq)+Cl2(g)Br2(l)+2Cl(aq) Use data given in Table 19.1.arrow_forward4.60 Why are fuel additives used?arrow_forward
- One of the few industrial-scale processes that produce organic compounds electrochemically is used by the Monsanto Company to produce1,4-dicyanobutane. The reduction reaction is 2CH2CHCH+2H++2eNC(CH2)4CN The NC(CH2)4CN is then chemically reduced using hydrogen gas to H2N(CH2)6NH2, which is used in the production of nylon. What current must be used to produce 150.kg NC(CH2)4CN per hour?arrow_forward9.69 How are the roles of transmission substations and distribution substations in the electrical grid similar? How are they different?arrow_forwardWhat is incomplete combustion of fossil fuels? Why can this be a problem?arrow_forward
- Consider the reaction between oxygen (O2) gas and magnesium metal to form magnesium oxide. Using oxidation states, how many electrons would each oxygen atom gain, and how many electrons would each magnesium atom lose? How many magnesium atoms are needed to react with one oxygen molecule? Write a balanced equation for this reaction.arrow_forwardDraw Lewis structures for each chemical reaction, and identify which reactant is oxidized and which reactant is reduced. a. 2K + Cl2 → 2KCl Oxidized: ____________ Reduced: ____________ 4Al + 3O2 → 2Al2O3 Oxidized: ____________ Reduced: ____________ CH4 + 2O2 → CO2 + 2H2O Oxidized: ____________ Reduced: ____________arrow_forwardthe reactant that is oxidized and the reactant identity Zno Fl 2n + H₂ Oarrow_forward
- 58. Which species is oxidized in the reaction 2 NO(g)+ CH,(g) → N,H,(g) + CO,(g)? N in NO b. C in CH4 C in CO2 d. N in N2H4 H in CH4 a. c.arrow_forwardmole 5. The average human requires 120 grams of glucose, C&H12O6 per day. How many grams of CO2 are required to produce this amount of glucose in plants? The photosynthetic reaction is: 6 CO2 + 6 H2O → C,H12O6 + 6O2arrow_forwardWhat element is oxidized and what is the oxidizing agent in the reaction below? Fe203 (s) + 3 CO (g) → 2 Fe (s) + 3 CO2 (g) O A. Carbon is oxidized, and the oxidizing agent is CO. O B. Iron is oxidized, and the oxidizing agent is CO. O C. Carbon is oxidized, and the oxidizing agent is Fe2O3. O D. Iron is oxidized, and the oxidizing agent is Fe2O3.arrow_forward
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