Numerade

Questions asked

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All magnetism, whether in a permanent magnet or an electromagnet, is caused by what? magnetic domains north and south poles moving electrons magnetic fields electric fields

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Including the cis or trans designation, what is the IUPAC name of the following substance? It is not necessary to put cis or trans in italics. CH$_3$CH$_2$CH$_2$CH$_2$ CH$_2$CH$_3$ H H

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For a reaction with K= infinity, which of the following statements is FALSE? At equilibrium, changing the temperature could cause the amount of reactants to increase This reaction has a tendency to go to completion For all values of Q< infinity, the reaction will proceed forward At equilbrium there would be no reactants present At equilibrium there would be an infinite of products

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Use polar coordinates to evaluate the following integrals: 1. \iint_R 3x^2 dA over the region R: 1 \le x^2+y^2 \le 2, x \ge 0}

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What would happen in the above question if the Real GDP fell as it did last quarter in Real Life, but we increased the Money Supply, as we also did in Real Life. Inflation Deflation Nothing

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A cube ice cube is melting at a rate of 5 cubic centimeters per second. How fast is the length of the sides decreasing when each side is 10 cm? Approximate the result to the nearest hundredth.

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Find y subject to the given conditions.\ y''' = 18x, y''(0) = 6, y'(0) = 7, and y(0) = 5\ y(x) = \boxed{} (Simplify your answer. Do not factor.)

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The work function for mercury is equivalent to 435 kJ mol$^{-1}$ photons. (a) Can the photoelectric effect be obtained with mercury by using visible light? Explain. (b) What is the kinetic energy, in joules, of the ejected photoelectrons when light of 215 nm strikes a mercury surface? (c) What is the velocity, in m s$^{-1}$, of the ejected photoelectrons in part (b)?

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9. Use the following examples to draw conclusions about solving absolute value inequalities. +++++ 0 a) Solve and graph on a number line $|2x - 7| \le 15$ $2x - 7 \le 15$: $x \le 11$ $2x - 7 \ge -15$: $x \ge -4$ b) Solve and graph on a number line $|2x - 7| > 15$ $2x - 7 > 15$: $x > 11$ $2x - 7 < -15$: $x < -4$ c) How are the graphs from A and B similar? How are they different? They are solved the same way but A includes numbers less than 11 and greater than -4. B includes numbers greater than 11 and less than -4. d) Solve and graph on a number line $|2x + 1| - 12 \le 27$ e) Solve and graph on a number line $|2x + 1| - 12 \ge 27$ f) How are the graphs from C and D similar? How are they different? g) What is similar about the solution set for A and D? h) What is similar about the solution set for B and E?

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6. The placement of Liquefied Natural Gas terminals is a source of great controversy. Recently in Maine, for example, several locations were chosen, only to be voted down, by the local constituency. Where should these terminals be located?

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denise n.