DETERMINATION OF % COMPOSITION OF PENNIES USING REDOX AND DOUBLE DISPLACEMENT (PRECIPITATION) REACTIONS Pre- Lab 8 Objective: The purpose of this experiment is to determine the percent composition of pennies using oxidation-reduction and double displacement reactions as well as titration techniques. We will take a post 1982 penny and place in a strong acid dissolving the zinc core and leaving behind the copper coating. We will figure out the percent composition from the mass of copper and zinc using
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Exercise 8: Range/Endurance Givens Conditions: Gross Weight for Beginning of Cruise = 300‚000 lbs Gross Weight at End of Cruise = 200‚000 lbs Altitude = FL350 Standard Conditions Wing Area = 3050 ft2 Wing Span = 156 ft Wing Efficiency = .75 CDp = 0.0119 Twin turbofan engines Figure 2.1 Figure 6.5 Figure 13.2 No need to take into account Temperature Ram Rise 1. Find Equivalent Airspeed‚ True Airspeed‚ and Mach for best range at FL350 and Sea Level at W = 300‚000 lb. (Use Figure 13.2 and Equations
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Apollo 13 was launched. It was the seventh manned mission in the American Apollo space program and the third intended to land on the moon. Apollo 13 and Space Exploration was a big event for the world and it still impacts us today of what we know about space. This period of time when Apollo 13 was launched and the Space Race was active was during the Cold War‚ 1947-1991. Despite Apollo 13 was a life and death situation for the people on board and the original mission was a failure. Apollo 13 was actually
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The actual launch of the Apollo 13 was on April 11‚ 1970. Two days into the mission it looked like the smoothest flight that the Apollo program had ever seen. "The spacecraft is in real good shape as far as we are concerned. We’re bored to tears down here." said Joe Kerwin of mission control (3). At 55 hours the crew held a TV broadcast for 49 minutes where they showed off their living conditions and how they worked in weightless situations. Nine minutes after the broadcast mission control instructed
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Kingdom of God with focus toward the Parables of Matthew 13 Thesis The Kingdom of God emerges as a key focus on the pages of Scripture‚ and can be seen as the overall message of the Bible. Despite the Kingdom’s importance in the bible‚ there is no greater theme in the gospel that invokes greater confusion and debate. The questions that arise are such: What is the nature of the Kingdom of God? Is the Kingdom of God here now or only in the future? The purpose of this essay is to evaluate the
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the Apollo 13 Lunar Mission launched from the Kennedy Space Center in Florida. Aboard Apollo 13‚ 3 astronauts—Jim Lovell‚ Jack Swigert and Fred Haise—were seeking to be the third mission to land on the moon. 56 hours into the flight the members of the ground crew of Mission Control in Houston‚ Texas listened as the 5 words NASA never wants to hear resonated through the speakers: “Houston we have a problem.” These words were immortalized during the apprehensive days of the Apollo 13 lunar mission
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13 COLONIES REPORT INTRODUCTION This is a report about the 13 colonies. First I will be talking about all the 13 colonies. Then I will be talking about one specific colony‚ Virginia. When I talk about Virginia‚ I will tell you about their migration‚ reason for migration‚ Native Americans‚ and more. So get ready for a report about the 13 colonies. 13 COLONIES There are 3 sets of England colonies with 13 colonies in them. The first colony is the New England colony which consists of Massachusetts
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MASTERS IN ISLAMIC FINANCE PRACTICE (MIFP) Assignment for QM5013 QUANTITATIVE ANALYSIS "Topic " Tutorial EIGHT Answers Semester June‚ 2014 Facilitator: PROF. Assoc. Prof Dr. Baharom Abd Hamid Name: MUSTAFA KASSIM AHMED ID: 1100386 TUTORIAL 8 QUANTITATIVE ANALYSIS QUESTION 1: A sample of 40 observations is selected from one population with a population standard deviation of 5. The sample mean is 102. A sample of 50 observations is selected from a second population with a population
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Lesson 8 Shannon Frenzel Questions: 1. In “My Papa’s Waltz” there are many different words used to imply an abusive father. The third like in the poem “But I hung on like death:” is the first example of a little boy clinging to his father in fear. It shows the fear of the little boy with his father but also that he looks up to him. Another place where an abusive relationship is conveyed is the last 2 lines in the second stanza “My mother’s countenance Could not unfrown itself.” While the father
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California Proposition 13 Name: Institution: California Proposition 13 What is proposition 13? Property taxes in California have been a controversial issue for very many years. In mid 1978‚ approximately ⅔ of voters in California passed proposition 13. Before it had been passed‚ property taxes increased almost annually according to the assessed value of the property. In the 1970s‚ there was a remarkable growth in the real estate market and the value of homes rapidly went up. Property values
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