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Concept explainers
(a)
Interpretation:
The factors that motivate Iceland to cut its ties to fossil fuels name should be provided.
Concept introduction:
Fuels: Any substance that gives heat or any other form of energy by burning or reacting with any other substance is called as fuels.
Fossil fuels: - formed by natural processes
These fuels are formed millions of years ago when animals and aquatic animals were buried and compressed at the bottoms of swamps and seas.
Over time, organic matters were changed to fossil fuels by bacterial decay and pressure.
Examples: petroleum (oil), gas and coal.
(b)
Interpretation:
The tangible outcomes have resulted to date need to be explain.
Concept introduction:
Electronic Vehicle: A hybrid electronic vehicle augments an electronic vehicle (EV) with a second source of power referred to as the alternative power unit.
Hybrid Electric Vehicle (HEV): It is relies at least two energy sources, usually an international combustion engine and an electric battery together with motor (or) generator.
It combines one of the energy conversion technologies, one of the energy storage systems a power unit and a vehicle propulsion system. Many combinations are possible although batteries are by far the most popular choice for energy storage.
The combination of conventional and electric and electric propulsion system is believed to offer the possibility of reducing emission and fuel consumption and giving consumers the extended range and converting refueling.
(c)
Interpretation:
How can lessons learned in Iceland be relevant where you live, the reason should be explain.
Concept introduction:
Fossil fuels: - formed by natural processes
These fuels are formed millions of years ago when animals and aquatic animals were buried and compressed at the bottoms of swamps and seas.
Over time, organic matters were changed to fossil fuels by bacterial decay and pressure.
Examples: petroleum (oil), gas and coal.
Hydrogen economy: It is advancement of science and technology we realize in order to make our lives comfortable fossil fuels are depending at an alarming rate and will be exhausted soon. The electricity cannot be stored to run automobiles. It is not possible to store and transport nuclear energy. Hydrogen is another alternative source of energy and hence called as Hydrogen Economy.
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Chapter 8 Solutions
Chemistry in Context
- Draw the Lewis structure of C2H4Oarrow_forwarda) 5. Circle all acidic (and anticoplanar to the Leaving group) protons in the following molecules, Solve these elimination reactions, and identify the major and minor products where appropriate: 20 points + NaOCH3 Br (2 productarrow_forwardNonearrow_forward
- Dr. Mendel asked his BIOL 260 class what their height was and what their parent's heights were. He plotted that data in the graph below to determine if height was a heritable trait. A. Is height a heritable trait? If yes, what is the heritability value? (2 pts) B. If the phenotypic variation is 30, what is the variation due to additive alleles? (2 pts) Offspring Height (Inches) 75 67.5 60 52.5 y = 0.9264x + 4.8519 55 60 65 MidParent Height (Inches) 70 75 12pt v V Paragraph B IUA > AT2 v Varrow_forwardExperiment: Each team will be provided with 5g of a mixture of acetanilide and salicylic acid. You will divide it into three 1.5 g portions in separate 125 mL Erlenmeyer flasks savıng some for melting point analysis. Dissolve the mixture in each flask in ~60mL of DI water by heating to boiling on a hotplate. Take the flasks off the hotplate once you have a clear solution and let them stand on the bench top for 5 mins and then allow them to cool as described below. Sample A-Let the first sample cool slowly to room temperature by letting it stand on your lab bench, with occasional stirring to promote crystallization. Sample B-Cool the second sample 1n a tap-water bath to 10-15 °C Sample C-Cool the third sample in an ice-bath to 0-2 °C Results: weight after recrystalization and melting point temp. A=0.624g,102-115° B=0.765g, 80-105° C=1.135g, 77-108 What is the percent yield of A,B, and C.arrow_forwardRel. Intensity Q 1. Which one of the following is true of the compound whose mass spectrum is shown here? Explain how you decided. 100 a) It contains chlorine. b) It contains bromine. c) It contains neither chlorine nor bromine. 80- 60- 40- 20- 0.0 0.0 TT 40 80 120 160 m/z 2. Using the Table of IR Absorptions how could you distinguish between these two compounds in the IR? What absorbance would one compound have that the other compound does not? HO CIarrow_forward
- Illustrate reaction mechanisms of alkenes with water in the presence of H2SO4, detailing each step of the process. Please show steps of processing. Please do both, I will thumb up for sure #1 #3arrow_forwardDraw the following molecule: (Z)-1-chloro-1-butenearrow_forwardIdentify the molecule as having a(n) E, Z, cis, or trans configuration. CH3 H₁₂C ○ E ○ z ○ cis transarrow_forward
- Identify the molecule as having a(n) E, Z, cis, or trans configuration. H₂C- CH3 О Е ○ cis ○ transarrow_forwardThe decomposition of dinitrogen pentoxide according to the equation: 50°C 2 N2O5(g) 4 NO2(g) + O2(g) follows first-order kinetics with a rate constant of 0.0065 s-1. If the initial concentration of N2O5 is 0.275 M, determine: the final concentration of N2O5 after 180 seconds. ...arrow_forwardDon't used hand raitingarrow_forward
- World of ChemistryChemistryISBN:9780618562763Author:Steven S. ZumdahlPublisher:Houghton Mifflin College DivChemistry In FocusChemistryISBN:9781305084476Author:Tro, Nivaldo J., Neu, Don.Publisher:Cengage LearningWorld of Chemistry, 3rd editionChemistryISBN:9781133109655Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCostePublisher:Brooks / Cole / Cengage Learning
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