EGEE 101 Exam 2 Review Questions And Answers Rated A+ New Update Assured Satisfaction
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Course
EGEE 101
Institution
EGEE 101
A proximate analysis shows that a certain lignite coal is 10% moisture, 30% volatiles, and 10% ash. What
is the % fixed carbon? - 1 - .10 - .30 - .10 = 0.5 or 50% carbon
According to the IPCC, climate scientists assign what % of certainty that burning of fossil fuels is
responsible for the warmi...
EGEE 101 Exam 2 Review Questions A proximate analysis shows that a certain lignite coal is 10% moisture, 30% volatiles, and 10% ash. What is the % fixed carbon? - 1 - .10 - .30 - .10 = 0.5 or 50% carbon According to the IPCC, climate scientists assign what % of certainty that burning of fossil fuels is responsible for the warming of the last century? - 95% certainty Approximately how much stronger do climate models predict extreme weather like hurricanes will become by 2100? - 10% stronger At current reserves, how long will natural gas last? - 86 years At current US reserves, how long will coal last? - 283 years At low concentrations, doubling the concentration of a chemical typically doubles its effect. True or False? - true Coal is formed in what enviornment? - plants in a humic, swamp environment Convert a coal price of $90/ton to $/MMBtu - $3.46/MMBtu 90/26 = 3.46 Does fracking cause methane to leak into fresh water aquifers? - No, poorly installed casings do that Heavy Bitumen stuck to sand grains is called what? - tar sands
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