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An atom is ionized so that it has only one electron. when the electron drops from the n = 3 shell to the n = 1 shell, an x-ray of wavelength 140.70 pm is emitted. what is the atomic number?
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Chemistry
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I want you to write a letter asking financial assistance from quot;Community Foundationquot; to be able to pay my rent for two months so that I...
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Ammonia can be prepared by the reaction of magnesium nitride with water. the products are ammonia and magnesium hydroxide. when the equation is written and balanced, the coefficient of magnesium nitri
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i need help putting together the methods section of my project. i have my methods section and procedures laid out but i need help putting it all
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A 250 milliliter sample of hydrogen was collected over water at 20◦c on a day when the atmospheric pressure was 756 torr. the vapor pressure of water under these conditions is 17.54 torr. what volum
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A freshly isolated sample of 90y was found to have an activity of 5.0 × 105 disintegrations per minute at 1:00 p.m. on december 3, 2006. at 2:15 p.m. on december 17, 2006, its activity was measured a
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Three astronauts, propelled by jet backpacks, push and guide a 114 kg asteroid toward a processing dock, exerting the forces shown in the figure,
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20.0g of potassium react with water to produce potassium hydroxide and hydrogen gas. How many liters would the hydrogen gas occupy at STP?
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Science
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+ H2) -gt; H2OSO4 calculate the percentage yield if 500grams of sulfer trioxide (SO3) reacts with excess water to produce 575grams of sulfuric acid?...
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Science
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Can you Analyze this passage from the Great Gatsby? And talk about how this makes gatsby not great?
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English
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hello I need to study these. . laws might be relevant for determining the validity of an arbitration agreement . the purpose of the Case Management
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(8c32p7) suppose that a parallel-plate capacitor has circular plates with radius r = 70.0 mm and a plate separation of 5.7 mm. suppose also that a sinusoidal potential difference with a maximum value
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Physics
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Exercise 1 - For each of the following nouns, write two different metaphors. One metaphor should have a positive connotation while the other should...
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The CCC provided jobs for more than 2 million young men. Based on this account, what impact do you think the CCC had on the nation in the 1930s
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Which BEST explains why a person must have an understanding of U.S. history and government to be eligible for naturalization? A) It protects states’ rights against the federal government. B) It pro
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Hello I need help on a calculus related rates problem
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Math
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Rent is accrued by 210 Rates have been prepaid by 880 2,211 of carriage represents carriage inwards on purchases Equipment is to be depreciated as
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Business & Finance
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Ball is thrown eastward into the air from the origin (in the direction of the positive x-axis). the initial velocity is 60 i + 80 k, with speed measured in feet per second. the spin of the ball result
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The silence was delicate. Aunty Ifeoma was scraping a burnt pot in the kitchen, and the kroo-kroo-kroo of the metal spoon on the pot seemed intrusive....
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English
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A very long solenoid with a diameter of 3 cm and length 20 cm is wound with 500 turns of wire. when current in the wire is reduced from 10 a to zero in 0.2 s, what average emf is induced in the soleno
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A thick copper wire connected to a voltmeter surrounds a region of time-varying magnetic flux, and the voltmeter reads 13 volts. if instead of a single wire we use a coil of thick copper wire containi
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A toy car runs off the edge of a table that is 1.225 m high. if the car lands .400m from the base of the table a. how long did it take the car to
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What are sellers responsible to provide for regarding the assembly of products they sell?
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A 300 g block on a 56 cm-long string swings in a circle on a horizontal, frictionless table at 95 rpm. What is the speed of the block? What is the
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Science
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A stream of air at 37°c and 50% relative humidity flowing at a rate of 1250 kg/h is to be cooled to 15°c and dehumidified in a spray tower. the air is saturated as it emerges from the tower. liquid
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Once a person has bee diagnosed with diabetes what is the single greatest health threat they will use
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An object falls because of gravity at a rate of -980 cm/s2 (- sign is indicative of a downward direction) for 10. seconds. If it starts from rest (vo...
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Science
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y east of the Rockies (such as Denver, Colorado) receive more precipitation than cities east of the Sierra Nevada (such as Reno and Lovelock, Nevada)?...
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Science
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Let p be the third-degree (or cubic) polynomial with coeffcients 1, 2, 3, and 4, where 1 is the constant term. That is, p(x) = 1 + 2x + 3x2 + 4x3:
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A student who has trouble hearing and must have a written copy of class lectures in order to participate in class is consider to have which of the following
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Med-Tech labs is a facility that provides medical tests and evaluations for patients, ranging from analyzing blood samples to performing magnetic...
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Engineering
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Choose an organization at which you are currently working or organization with which you are familiar. Identify a plan to implement the change.
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Management
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Using diction, show a sentence that describes a home. Bold your diction words. Using diction, show a sentence describing a house. Bold your diction...
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English
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A solid uniform disk of diameter 3.20 m and mass 42 kg rolls without slipping to the bottom of a hill, starting from rest. if the angular speed of the disk is 4.27 rad/s at the bottom, how high did it
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Why are neutron stars so small compared to other stars?
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Science
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A series rlc circuit consists of a 92.0 ω resistor, a 0.160 h inductor, and a 35.0 μf capacitor. it is attached to a 120 v/60 hz power line. what is the peak current i at this frequency
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What is the likely source of infection?
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Latanya likes to talk on the telephone.
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Economics
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2. Read the following excerpt from Kurt Vonnegut's "Harrison Bergeron": "You been so tired lately—kind of wore out," said Hazel. "If there was just some way we could make a little hole in the bottom
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Engineering
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Last year Attic charged $1,881,333 Depreciation on the Income Statement of Andrews.
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Business & Finance
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The Sales Package is described at length in both lectures and documents, but here are the basic details. You must invent a fictitious company in...
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Business & Finance
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In the Month of March, Baldwin received orders of 186 units at a price of $15.00 for their product Best, and in April receives an order for 47 units...
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A roller-coaster car has a mass of 494 kg when fully loaded with passengers. (a) if the vehicle has a speed of 20.7 m/s at point a, what is the force in newtons exerted by the track on the car at this
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i will be doing experiments like consistency limits,seive analysis and other simple method.its urgent.
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Could someone help me with this assignment please!?
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A car is traveling at 43.0 km/h on a flat highway. (a) If the coefficient of friction between road and tires on a rainy day is 0.100, what is the
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Science
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JC Limited has developed a forecasting model to determine the additional funds it needs in the upcoming year.
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Business & Finance
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A research journal can help you keep notes A. From multiple sources arranged according to the date they were accessed B. From a single source together with the required citation information C. For you
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Engineering
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Privacy laws are in a near constant state of flux. Conduct research to identify the current state of privacy law. Has any major legislation recently
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Engineering
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An rlc circuit has a resistance of 200 ???? and an inductance of 15 mh. its oscillation frequency is 7000 hz. at time t = 0 the current is 25 ma and there is no charge on the capacitor. after five com