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A steam-electric power plant delivers 900 MW of electric power. The surplus heat is exhausted into a river with a flow of 4.17105 kg/s, causing a...
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solution, what chemicals did you add? What happened when you added test solution to the test tube filled with only copper sulfate solution?
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What are two organelles?
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1)Where will you find the majority of volcanoes in Europe?
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Homer, who is affected with a particular disease, is married to Marge, a phenotypically normal woman. They have ten children: 6 normal boys and 4...
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In a laboratory, Nakisha mixes a sodium hydroxide solution with an indicator called phenolphthalein. When combined, they create a pink solution. Nakisha wonders if mixing other solutions with phenolph
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Question 24 Not yet answered Marked out of 1.00 Remove flag Question text Use the following information to answer the next question. Galena, PbS(s),...
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Constants v Part A Consider the circuit shown in (Figure 1). The batteries have emfs at 81 = 9.0 V and 82 = 12.0V and the Determine the magnitudes of...
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135 J of heat is required to increase the temperature of 10.0 g of an unknown metal from 25 degrees Celcius to 40 degrees Celcius.
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An inductor used in a dc power supply has an inductance of 12 H and a resistance of 180 ohms and carries a current of .300 A. (a) How much energy is
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Calculate the solubility of strontium sulfate,SrSO4, in8.00x10^-3 M of sodium sulfate,Na2SO4. Solve the equation exactly. Ksp (SrSO4)=2.5X10^-7...
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Qantas Flight 23 to Sydney is now boarding. Please have your boarding passes and passports ready for the attendant at the gate. Les...
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roach these Question 41 Which of the following statements is the best explanation for a metal electrode increasing in mass in an electrochemical cell?...
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Which of the following chemical reactions has the greatest increase in entropy?
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A uniform plank of length 4.5 m and weight 205 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support (see the...
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The angle between the beam and the cable is 90o. If the beam is inclined at an angle of q = 34.
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Bonnie and Clyde are sliding 450 {\rm kg} bank safe across the floor to their getaway car.
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The bond energies are:
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which of the following is one of the seven basic characteristics used to classify living things possession of lack of lysosomes presence or absence
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A Toyota Prius driving north at 61.0 and a VW Passat driving south at 42.0 are on the same road heading toward each other (but in different lanes)....
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A soccer player kicks a rock horizontally off a 39.0 m high cliff into a pool of water. If the player hears the sound of the splash 2.97 s later,
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Show all work when answering the questions. Don't forget to quote the correct number of significant figures in your final answer.
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ttached to a horizontal cord of length L whose other end is fixed (a) If the ball is released, what will be its speed at the lowest point of its path?...
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Latasha, a healthcare worker, was recently sent home from her job at the hospital because she contracted MRSA , which is a type of staph infection.
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"End-of-Life Issues and Professional Liability Insurance" Please respond to the following:
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A toy rocket moving vertically upward passes by a 2.1 -high window whose sill is 7.0 above the ground. The rocket takes 0.157 to travel the 2.1...
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Mini Case Study #1:
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In a titration of 50.0 ml of an HCl solution with an unknown concentration, 35.4 ml of a 0.504 M NaOH solution was required to reach the endpoint.
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The cellular origins of regenerated tissue has long been of interest.
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A piece of iron that weighs 29 N is lowered into water and then released. Following its release under water, what is the net force acting on the
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Introduction Land-Use Planners, Environmentalists, National Security Professionals, Law-Enforcement, Academics, and Goverment Leaders all want to
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6 kg mass (m2) that hangs over the side of the shelf 1.6 m above the ground.
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An 85.0-{\rm L} reaction container initially contains 22.3 {\rm kg} of {\rm{CH}}_4 and 55.4 {\rm kg} of {\rm{CO}}_2 at 825 {\rm K}.
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A glass paperweight with an index of refraction n rest on a desk, as shown below.
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8 kg toy race car can move along an x axis. The figure below gives Fx of the force acting on the car, which begins at rest at time t = 0. (The...
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What are the many pro's and con's of Abortion? Why was Abortion legalized in 1973 in US?
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Waterfalls may be formed in the following ways except a. When a bar of resistant rock lies transversely across a river valley b. When a river plunges...
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ight road increases its speed from 21 ft/s to 36 ft/s in 180 ft if the acceleration is constant how much time elapses while the auto moves the 180 ft?...
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A1 Ammonia, NH3(g), can be prepared by the following reaction: 2 NO(g) + 5 H2(g) 2 NH3(g) + 2 H2O(g) What is the limiting reagent of the reaction and...
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A horizontal uniform bar of mass 2.9 kg and length 3.0 m is hung horizontally on two vertical strings.
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Sodium azide, a compound containing only sodium (Na) and nitrogen(N), is used as a propellant for inflating airbags in someautomobiles. A sample of...
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6. When you are in the laboratory, you mix together 20-mL of HCl with 80-mL of H 2 O. In this situation, what is HCl classified as?
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Look carefully at the nutritional labels for two popular products that claim to give you an energy boost: Mountain Dew Kickstart and 5 Hour Energy.
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does the nuclear envelope(i.e. membrane) remain intact during mitosis in most Eukaryotas?
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1. What is the formula for the conjugate acid of HSO 4 - ?
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A 280- flask contains pure helium at a pressure of 762 . A second flask with a volume of 485 contains pure argon at a pressure of 724 .
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The NaOH trap weighed 34.085 g. The P2O5 trap weighed 40. The Cathecol reagent bottle weighed 05. Now, after I got the weight of the Cathecol (05.
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Every drawbridge has an operator who receives signals to raise or lower the bridge to allow passage of large ships from one side to the other.
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A proton follows the curving path shown in red. The dotted gray circle is the kissing circle tangent to the path when the proton is at location A....
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Question 1: 2,3-butanol CH3CH(OH)CH(OH)CH3 has the delta H vap (kJ/mole) of 72 Given that delta H vap (polar) is 48 what is the dominant
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