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In the following reaction, 451.4 g of lead reacts with excess oxygen forming 312.5 g of lead(II) oxide. Calculate the percent yield of the reaction.
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Chemistry
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A deep-sea diver is in search of coral reefs. He finds a beautiful one at an elevation of -120 4/7 feet. While taking pictures of the reef, he catches sight of a manta ray. He swims up 25 3/7 feet to
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Math
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Select all that apply. According to scientists, the distribution of volcanoes throughout the world.....
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Biology
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The election of Abraham Lincoln set off Southern secession. What were two viewpoints the president held on slavery? States that already had slavery could remain so. He wanted to end the Missouri Compr
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History
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what acids are in caffeine, nicotine, p-amino benzoic acid, aspirin, linoleic acid, vitamin c, ibuprofen, acetaminophen, histamine, safrole, glucose fructoe, sucrose, cortisone, cysteine
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Chemistry
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1. What is the cause of the Coriolis effect? A: Changes in wind direction B: Earth's Rotation C: Relative Humidity D: Koppen Zone 2.Which Term is given to the amount of water that is in any specific a
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Chemistry
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Consider the following headline: The medieval church loses Authority! which of the following are valid causes for the given headline? selcet all theat apply
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History
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What is an important theme in Arab poetry throughout the centuries? A. chivalry and the romance of nomadic life B. the life of Muhammad C. mysticism and faithful worship without a reward D. a strict a
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History
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I need help on first order differential equation question. It is as follows:Find the general solution.I attempted the question and came up with the following:I checked the solutions and my answer is w
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Math
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The blank secrets chemical messages that circulate through the blood and also communicates messages that influence behavior and many aspects of the biological functioning
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Physics
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Which of the following is NOT a purpose of a conclusion A.summarize information in a report B.provide a call to action or lesson learned C.introduce new information into the report D.restate the main
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Engineering
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There are 25 students performing in their holiday concert. Of students 11 are boys. What decimal represents the fraction of the students that are boys
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Math
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How would conflicting ideologies and beliefs amongst early immigrants change the landscape of the city? It would not change the city at all. It would segregate certain people groups together in partic
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History
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Which of the following is a poor ergonomic choice? A. Adjust your tasks or environment to fit you B. Omit unnecessary tasks and movements C. Vary activities and processes to use different muscle group
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Health & Medical
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If life exists where there are bodies of water and land to farm on how does geography influence stratification?
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Foreign Languages
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The statement below describes a situation in which opposite quantities combine to make 0. Is the statement true or false? A plane takes off, circles the airport, then lands at the same airport
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Math
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The shoe store expected to sell at least 95 pairs of shoes one weekend, but they only sold 77 pairs. What was the approximate percent error? Show your work to find the percent error.
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Math
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A triangle is placed in a semicircle with a radius of 4ft , as shown below. Find the area of the shaded region. Use the value 3.14 for π , and do not round your answer. Be sure to include the corr
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Math
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Lola is placing appetizers on plates. She has 63 spring rolls and 84 cheese sticks . She wants to include both appetizers on each plate. Each plate must have the same numbers of spring rolls and chees
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Math
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The movie, The Birth of a Nation, by D.W. Griffith, stirred up a tremendous amount of controversy when it came out. In 125+ words, explain why this was true.
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History
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Which option most accurately identifies and explains a cause of California’s quick transition to statehood? A: The antislavery sentiments of Californians; this created a balance between slave and fr
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History
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Which expression is equivalent to 7-2z-4(z^3-z^3+4z^2=11z+14/z+2) A)-4z^3+4z^2+6z+35 B)-4z^3+4z^2-10-21 C)-18z-5 D)-18z+10
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Math
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How did martyrs help spread Christianity? They proved Christians could stand up to Roman power. They showed the strength of Christian beliefs. They explained how the Christian God was like Roman go
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History
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read the attached file and answer to the questions you find at the end of the case. Each answer should be at least 1/2 page. Send the answer in attached word document with your name on each page
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Marketing
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HOW MUCH DOES NATURAL GAS COST IN WISCONSIN PLEASE RESPOND I HAVE BEEN STUCK ON THIS FOR 5 HOURS!! NO JOKE!!
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Biology
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Noa hopes to pick the winning ticket during her math class’s raffle. The student who picks the ticket with a true statement will win. Which is the winning ticket?
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Math
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You are a healthcare executive of a large hospital, serving as director of health information. You have been advised that there are serious concerns regarding the competence of the facility’s billin
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Health & Medical
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Prior to beginning work on this discussion, read the Splett, Fowler, Weist, McDaniel, & Dvorsky (2013), Stinnett, Bui, & Capaccioli, (2013), and Kosher, Jiang, Ben-Arieh, & Huebner, (2014) articles,
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Psychology
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Use the formula to estimate the temperature when n = 52 chirps/min. Round to the nearest whole number, if necessary. The formula F equals n divided by 4 plus 37 estimates the temperature F in degrees
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Math
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In golf, scores are calculated compared to par for the golf course. On a number line, par is 0. a. Draw a number line and plot each golfer’s score on it. b. List the golfers in order from best (lowe
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History
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A student says that if P(A) = P(A|B), then A and B must be independent events. Is the student correct? Explain. Give a real life example that can be represented by P(A) = P(A|B).
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Math
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What do you think are the pros and cons of this approach for Angeles performance list them on the table of pros and cons
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Engineering
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Which of the following helped unify the provinces under the Roman empire? the law of nations persecution of the Jews Christian monotheism polytheistic beliefs
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History
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Over the years DFI’s have faced a number of criticisms. The low interest rates charged by DFI’s led to negative interest rates when the interest rate charged to borrowers was lower than the infla
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Accounting
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Nerve fibers that are housed within the same nerve tract share all of the following things in common, EXCEPT:
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Health & Medical
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Find the complete factorization of the expression. 10xyz + 24xy + 6xz A) xyz(5 + 12 + 3) B) 2x(5zy + 12y + 3z) C) x(10zy + 24y + 6z) D) 2(5xzy + 12xy + 3xz)
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Math
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In 3/4 pound of a spice mix there is 5/6 cup of cinnamon. how much cinnamon dose the spice mix contain per pound
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Math
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In the past, the most famous painters, such as Da Vinci and Rafael, achieved their fame due to their extraordinary talent. In contrast, artists of today may possess very limited skills. The success of
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Engineering
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Read the passage from An Ecclesiastical History of the English People, Book I, excerpted from "The Arrival in Kent of the missionaries By Pope Gregory the Great." Categorize the new behavior of recent
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Engineering
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The state of California experiences periodic occurrences of severe drought condition. Which heather phenomenon most likely causes this and why. A. El Niño, because of weakening trade winds. B. El Ni
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Physics
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The table below is comparing level of education achieved to the rate of unemployment and the median weekly earnings in 2008. Based on the information provided, the unemployment rate decreases the most
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Math
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Assignment 2: Operations DecisionDue Week 6 and worth 300 pointsUsing the regression results and the other computations from Assignment 1, determine the market structure in which the low-calorie froze
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Economics
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Amyx is building a treehouse in his backyard. He notices that every time he strikes a nail with the hammer, the hammer bounces back just a little bit as the nail goes farther into the wood. This is be
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Physics
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rior to beginning work on this discussion, read the Splett, Fowler, Weist, McDaniel, & Dvorsky (2013), Stinnett, Bui, & Capaccioli, (2013), and Kosher, Jiang, Ben-Arieh, & Huebner, (2014) articles,
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Psychology
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Which aesthetic elements are most clearly present in this passage? Check all that apply. descriptive adjectives long, detailed sentences short, choppy sentences a calm mood a suspenseful mood
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Engineering
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Media play a very large role in both the development and the perpetuation of cultural elements. You may never have watched a foreign movie or even clips evaluating other cultures. In this assignment,
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Psychology
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Howard needs 4 hours to pressure wash a parking lot. Jacob needs 8 hours to do the same job. How long would it take them if they worked together?
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Math
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All of the following statements about the Edwards Aquifer are true except: a. It feeds several well-known springs in Texas. b. It is located entirely within the state of Texas. c. When it rains, the w
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Foreign Languages
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What are Negative Exponents?
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Algebra
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Read the passage. Whether this prophecy is ever fulfilled or not, it is nevertheless plain that a very different-looking class of people are springing up at the south, and are now held in slavery, fro
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History
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