a) At what height will the water stream strike the building?

Q: What are the expressions of Reynold number and Grashof number, and their physical significances?

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Q: Calculate the binding energy per nucleon for a 5N nucleus. The mass of the neutral atom of N is…

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Q: The number density of air in a child's balloon is roughly the same as sea level air, 1019…

A: The expression for the number density is as follows: n1=N43πd123                      1 The…

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A: Power is the total energy per unit time. KWh (Kilo-Watt hour) is the unit of energy.

Q: The half-life of uranium-234 is approximately 25,000 years. How many undecayed nuclei remain after…

A: number of uranium atoms = 2.7 billion = 2.7×109 atoms half life of uranium = 25000 years =…

Q: 3. A nuclear reactor produces 2.75 x 10¹6 joules of energy. How many kilograms of uranium-235 are…

A: Kilograms of Uranium converted to energy.

Q: 4. In a spring experiment, the results were: (Bonus) Load 4 6 8 (N) 16 20 24 28 0 Length 8 (cm) 2 12…

A: As by hookes' lawmagnitude of spring force=kxyou will usually find -kx , there negative sign is just…

Q: Find the number of protons and neutron for Pb-206. Separate your answer by a comma, indicating the…

A: The number of protons (Np) in the nucleus is equal to the atomic number (Z) of the atom. The mass…

Q: Of all the hydrogen in the oceans, 0.0300% of the mass is deuterium. The oceans have a volume of 312…

A: (a) The energy associated with the reaction can be written as Q=MH12+MH12-MHe24931.5 MeV/u…

Q: What is the half-life of this radioactive material (Barium 137) in seconds? Now, if we waited 8…

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Q: Uranium-235 undergoes nuclear fission as shown in the diagram below. a) Select which element does X…

A: Given data- Uranium-235 (235U) undergoes the nuclear fission as shown in the diagram.

Q: Questions/Analysis: 4. Set up a conversion equation to prove that 1 Mpc = 3.08x10¹⁹ km. 5. Set up a…

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Q: Since the heavy particle remains fixed, before and after the motion of the lighter particle, it does…

A: Uelastici KE2f , PEgravf , 0 , KE1i ,KE2i , PEgravei , 0 4πε0 , Qq , 2

Q: Direction: 1.Determine the number of electron,proton,and neutron in an atom, positive…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: may you explainthe steps invloved with reciving the answer for part 2. i am confused as to how…

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Q: Can you please tell me (answer #5) how you got the cos 5.1496 = 0.4234 ??? from x = (2.00) cos…

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Q: In a compost pile, the biochemical conversion process from waste to compost is accompanied by heat…

A: Given: In this question, the given details are, In a compost pile, the biochemical conversion…

Q: True/False and why? A gram of Cesium has more atoms than a gram of Hydrogen.

A: Number of atoms in 1 gram of Cesium is,

Q: The half-life of a certain radioactive material is 32 days. An initial amount of the material has a…

A: Given that, Half life of the radioactive material = 32 daysInitial amount of the material = 361 kg

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Q: The temperature of a sample of Nickel with a mass of 0.2kg changed from 323 K to 298 K and released…

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Q: Find the number of protons and neutron for Ca-45. Separate your answer by a comma, indicating the…

A: The Ca-45 is the isotope of calcium.

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Q: Calculate the radius of the smallest Bohr orbit for a μ− bound to a nucleus of platinum (Pt195 with…

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Q: 6. What is the charge of Calcium that has lost two electrons? a. -2 7. Determine the charge of…

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Q: Please help me with this homework, NOTE: this is physics not mathematics.

A: Bear Population with Euler's MethodWe're given a differential equation describing bear population…

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Q: 3.5 In determination elementary Sears of experiments on the of the mass of a captain particle, the…

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Q: v=Pa/m (c) Determine the total energy released during the decay of 1 mole of bismuth 212: (5.98 x…

A: it's given that decay of 1 mole of bismuth 212: (5.98 x 10"J)

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Q: Activity 1.2: Solve for the following problems. Show your solutions and box your final answers.…

A: Given Mass m = 3 kg Rise in temperature ΔΤ = 8 K  require  specific heat c = 890 J K-1 kg-1

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Q: Dist Distance of 40" = 20 mR New distance = 80", what is your new dose 2. Distance of 60" = 16 mR…

A: The new dose is 5 mR

Q: Millikan Oil Drop Lab 5. Use the zoomed in image to measure the radius of the droplet. Take note…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!