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marcos ugarte

marcos u.

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Question 2 Match the following concepts to their meaning: Volatile memory Temporary data storage Non-volatile memory Permanent data storage Main memory [Choose] Arithmetic and Logic Unit (ALU) [Choose] 1 pts

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Prg4 KO mice have synovial hyperplasia. A student scientist wants to design some experiments to explain this phenotype. Which of the following experiments would be appropriate to answer this question? Group of answer choices

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Question 15 Demand pull inflation causes the OAD curve to shift left AD curve to shift right AS curve to shift left AS curve to shift right

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FOR KING KONG 1933 This section is brief answer. 1. Who was the composer for King Kong 1933? FIRST AND LAST NAME 2. What were 3 of his contributions to the film music industry? For ex. He was a pioneer in ___________________________________________________________ He had the score play with the______________________________________ while in the village. He played the _________________________________________________ for Kong when he whimpered. He was known as the _____________________ of film music. 3. The movie King Kong’s score was the first in many things. Name one of the things it was FIRST in from the information sheet. 4. Tell me what kind of rhythms were used by the natives on the island. 5. Why did the subject of King Kong 1933 fit in historically? What were the subjects of other films at that time? 6. What was the name of the film technique that they used to film Kong in this 1933 version? (It made the animation look bad). 7. Steiner’s score saved King Kong from failure. True or False Underline the answer 8. How many notes were in the King Kong 1933 motif? 9. What is the purpose of the Doom and Danger theme? 10. What were the 6 things I said that Kong’s theme told us about him in the opening music. 2. 11. Name the other 4 themes used in King Kong 1933. (One of them is the Kong/Beast theme. So don’t use this)

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Please answer all questions for a positive review! Physical properties of alkenes and alkynes are similar to alkanes, but London Forces are greater. Q4: Why are alkenes "insoluble" in water? Chemical properties of alkenes and alkynes differ from those of alkanes because they have double and triple bonds, the π electrons of which are reactive. The triple and double bonds are functional groups. Q5: Draw the VSEPR orbital picture of Ethyne (acetylene). Ethene is composed of one sigma bond (σ-bond) made by end-on overlap of two C 2sp^(2) hybrid orbitals and one pi bond (π-bond) made by side-ways overlap of two C 2p orbitals. The E,Z Designation of Geometric (cis-trans) Isomers same side of the plane of the C=C bond. CH3 Cl CH3 CH trans-2,3-dichloro-but-2-ene cis-2,3-dichloro-but-2-ene However, in the following stereoisomers, the groups attached to the C=C bond are not identical. Intuitively, we might wish to call the isomer on the left a trans isomer, since the groups in the trans position are similar to each other. CH3 CHCH CHCH2 CH3 (E)-3-chloro-2-fluoropent-2-ene (Z)-3-chloro-2-fluoropent-2-ene O-HOAHO Sometimes deciding which groups are most similar is not so easy. To take the guesswork out of naming such alkenes, IUPAC rules allow specific priorities to be assigned to each group according to the atomic weight of the atoms attached to the C=C bond. Q8: Chlorine has a higher priority than fluorine because it has a higher When the first atoms are the same, it becomes necessary to compare the next atoms of the substituents. Q9: Why is an ethyl group of higher priority than a methyl group? Q10: Prioritize the groups attached to the C=C bonds in the following molecules. CH3 CH3O CHCH3 CH3 CH C=C CH3 CHCHCH2CHCH3 CH2CH2 H CH3 Q11: Why does a -C=N group get higher priority than an -CHNHz group? Q12: Name the following molecules.

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A telecom company (FCC) has a huge pile of requests from radio stations in India to transmit on radio frequency 88.1 FM. The FCC is happy to grant all the requests, provided that no two of the requesting locations are within Euclidean distance 1 of each other (distance 1 might mean, say, 20 miles). However, if any are within distance 1, reject the entire set of requests. Suppose that each request for frequency 88.1 FM consists of some identifying information plus (x, y) coordinates of the station location. Assume that no two requests have the same x coordinate, and likewise no two have the same y coordinate. The input includes two sorted lists, Lx of the requests sorted by x coordinate and Ly of the requests sorted by y coordinate. a. Write recurrence equation for General Divide and Conquer problem. b. Suppose that the map is divided into a square grid, where each square has dimensions X^(1/2). Why must the FCC reject the set of requests if two requests are in, or on the boundary of, the same square? c. Design an efficient algorithm for the FCC to determine whether the pile of requests contains two that are within Euclidean distance 1 of each other; if so, the algorithm should also return an example pair. For full credit, your algorithm should run in O(n log n) time, where n is the number of requests. Hint: Use divide-and-conquer, and use Part (b). d. Describe how to modify your solution for Part (c) to determine whether there are three requests, all within distance 1 of each other. For full credit, your algorithm should run in O(n log n) time, where n is the number of requests.

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Find both the vector equation and the parametric equations of the line through (-4,5,8) and (2,-2,0), where t = 0 corresponds to the first given point.

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. A glass beaker measures 12.0 cm high by 5.00 cm in diameter. Empty, it floats in water with one-quarter of its height submerged. How many 15.0-g rocks can be placed in the beaker before it sinks?

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SR 104 & SR 665 50 146 364 168 EB ID 3222: Peak Hr Traffic by Movement 5/3/2016 4:15 PM to 5:15 PM SB 73 542 648 33 293 All Motor Vehicles 30 WB 497 302 432 100 810 122 378 213 NB 43 222 N

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Chapter 4 of Introduction to Thermal Physics by Schroeder 1. Vacancies and Free Energy. In a crystalline solid, thermal fluctuations can cause an atom to spontaneously jump out of its lattice site and cram itself into an interstitial (I) site, leaving a vacancy (V) behind. The number of possible sites for an interstitial (or vacancy) is about equal to the number N of atoms in the solid. An activation energy E is required to form a single I-V pair, regardless of the final I and V positions. At a given temperature, n vacancy-interstitial (V-I) pairs are created among the N lattice sites of a crystalline solid. Assume N >> n >> 1. (A) Derive an expression for the entropy of n interstitial-vacancy pairs among N lattice sites. Be aware that once created, the members of the pair can wander anywhere (the I-V pair does not stay together and so their locations are random). Use the Stirling Approximation, with N >> n >> 1, to simplify your answer. [Hint: The multiplicity of accessible microstates is given by S = k ln Ω, where Ω is the multiplicity of interstitials and vacancies respectively. Remember to use N >> n >> 1. As an intermediate step, you should get ln Ω = n + n ln(N) - n ln(n).] (B) Write an expression for the free energy of the system at a temperature T as a function of the number n of vacancies. (C) Minimize the free energy with respect to n to derive an expression for the equilibrium number of I-V pairs n = n(T). As always, simplify your expression as much as possible (recall N >> n >> 1).

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