Step-by-Step College Solutions to Master Every Concept

A plane with the tailwind is 500 km/h. While going against the wind it is 410 km/h. What is the speed of the plane without wind?
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A person who leaves his or her own country (as Ernest Hemingway did) to take up residence in a foreign land is called a __________.1.imbecile2.anarchist3.expatriate 4.flapper
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A particular moth can infest avocado trees and potentially damage the avocado fruit. A farmer plans to investigate the number of damaged avocado fruit on moth-infested avocado trees of a certain variety. A recent article states that the population distribution of the number of damaged avocado fruit on moth-infested avocado trees of this variety is symmetric with mean of 6.4 and standard deviation of 1.9.Required:Compare the shapes of the sampling distributions of the sample mean number of damaged avocado fruit for random samples of 6 moth-infested trees and for random samples of 90 moth-infested trees from the population. Explain your answer.
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A new high school is adding 50 new students each year. This is an example of:A: Geometric GowthB: Arithmetic GrowthC: Geometric DecayD: Arithmetic Decay
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A methanol-water mixture is to be flash distilled at 1 atm. If the feed is 25 mole %methanol, what are the liquid and vapor compositions if:a) All of the feed is vaporized.b) None of the feed is vaporized.c) 1/3 of the feed is vaporized.d) 2/3 of the feed is vaporized.
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A certain substance has a heat of vaporization of 64.08 kJ/mol. At what Kelvin temperature will the vapor pressure be 6.50 times higher than it was at 355 K?
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A nuclear chemist measures the mass defect of nickel-56 and finds it to be 0.4667 amu. Based on this number, (a) calculate the nuclear binding energy in units of joule and (b) calculate the binding energy per nucleon in units of joule. Show the complete processes and bold the final answers.
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A 0.160 pF parallel-plate capacitor is charged to a potential difference of 10.0 V and then disconnected from the battery. A cosmic ray burst creates 1.00 x 106 electrons and 1.00 x 106 positive charges between the plates. If the charges do not recombine, but reach the oppositely charged plates, by how much is the potential difference between the capacitor plates reduced
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Assume that the U.S. Congress has passed a federal statute that is in conflict with a Wisconsin state constitutional provision. The state of Wisconsin argues that the constitutional provision should prevail over the statute because constitutions are a higher, more authoritative kind of law than statutes. Is this argument correct
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. A manufacturer of salad dressings uses machines to dispense liquid ingredients into bottles that move along a filling line. The machine that dispenses salad dressings is working properly when 8 ounces are dispensed. Suppose that the average amount dispensed in a particular sample of 35 bottles is 7.91 ounces with a variance of 0.03 ounces squared. Is there evidence that the machine should be stopped and production wait for repairs
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how is financial security handled in a free market system
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One acre is equal to 4840 square yards. Jamal's backyard is 121 yards long and 40 yards wide. How big is Jamal's backyard in acres?
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What process is shown in the diagram below?A. KaryotypingFirstcycleO B. Use of restriction enzymesSecondcycleC. Polymerase chain reaction(PCR)ThirdcycleD. Gel electrophoresisFourthcycle
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What is the name of the covalent compound PCl5
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Which type of joint is the most moveable and is where two or more bones meet together?SynovialFibrousCartilaginous Plateletsthose are my answer choices
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What process is shown in the diagram below? A. Karyotyping B. Use of restriction enzymesC. Polymerase chain reaction(PCR)D. Gel electrophoresis
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Hi everyone! Can anyone help me? Its dimensional analysis with chemistry and its due in 5 MINUTES!! :( Will mark brain lies for the CORRECT answer!!
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If the slope of a proportional relationship is 3 what is the equation that represents that line
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How does the narrator affect the story?His determination to succeed at baseball spoils his mother's cooking class.His change in perspective leads to a better relationship with his mom.His willingness to help his mom allows her to succeed at her dreams.His selfishness damages his relationship with his mother.
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A professional soccer field is 75 meters wide and 110 meters long. If you run all the way around the soccer field, how far do you go?
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1.2m=8.4 inverse operation
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Hello please please please
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A car has an acceleration of -4.0 meters per second squared. If the car'svelocity slows from 60 m/s to 30 m/s, how long will it take for the car toslow down?
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The account states that "even though some questions about thesite's purpose have been answered, many remain." Why does theauthor include this statement?
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