A 53.0 g ball of copper has a net charge of 1.5 µC. What fraction of the copper's electrons have been removed? (Each copper atom has 29 protons, and copper has an atomic mass of 63.5.)

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Q: You charge a 4.0-cm-radius metal sphere with −11 nC of charge. At what distance from the surface of…

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Q: A point charge of −5μC−5μC is located at x=4 m,y=−2 mx=4 m,y=−2 m. A second point charge of 12μC12μC…

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Q: surface charge density o on the surface of the sphere?

A: Correct option is 3rd one .    Complete explanation an solution is in next step .

Q: Common static electricity involves charges ranging from nanocoulombs to microcoulombs. How many…

A: solution as

Q: One particle has a mass of 3.71 x 103 kg and a charge of +7.56 μC. A second particle has a mass of…

A: Here, we are using both law of conservation  of energy and law of conservation of momentum.

Q: How many excess electrons does it have

A: Given: Total excess charge on an object is q=-1.92×10-17 C Find: Number of electrons which causes…

Q: (a) Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of…

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Q: (a) Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of…

A: The number of atoms in 11g of silver are           n=NAmM   Here,  NA = avgadro constant =…

Q: An eraser has a net charge of +2 µC. How many more protons than electrons does this eraser have?

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Q: A bacterium has 5.2 × 1016 protons and a net charge of 2.1 pC. Part (a)  How many fewer electrons…

A: Given: no. of protons, np= 5.2 × 1016 net charge = 2.1pC=2.1 ×10-12 C To find: a)  How many fewer…

Q: How many electrons make up a charge of -50.0 μC ? Express your answer using three significant…

A: Total charge is Note:Charge on one electron is Find:Number of electrons that can produce given…

Q: Iwo metal spheres, each of radius 4.4 cm, have a center-to-center separation of 1.9 m. Sphere 1 has…

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Q: rom the figure below calculate the total charge due to the charge distributions labeled B (Surface…

A: Given:For surface charge distribution B,radius , r = 4 mcharge density, ρ = 5mC/m2 = 5×10−3…

Q: (a) Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of…

A: Given data: Pin's mass m = 8.0 g silver electrons per atom n = 47 molar mass M = 107.87 g/mol charge…

Q: An object has a charge of -5.00 μC. How many excess electrons does it have?

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Q: A 52.7 g ball of copper has a net charge of 2.2 μC. What fraction of the copper's electrons have…

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Q: How many electrons would need to be assembled to obtain a total charge of q=1C ? The mass of an…

A: Answer..

Q: Electrons have a charge of q = -1.602 × 10-19 C. A student observes that a Styrofoam cup has a total…

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Q: Two small plastic spheres are given positive electrical charges. When they are 15.0 cm apart, the…

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Q: A piece of plastic has a net charge of +4.00 µC. How many more protons than electrons does this…

A: Given data:  Net charge (Q) = +4.00 μC = +4.00×10-6 C e = 1.60×10-19 C Required: The number of more…

Q: A small piece of aluminum (atomic number 13) contains 1015 atoms. (The atomic number is the number…

A: Given: number of atoms in a piece of aluminum N = 1015 atoms charge on each atom = 13*1.6*10-19 both…

Q: A red blood cell contains 5.2 x 10^7 free electrons. What is the total charge of these electrons in…

A: Given data:  Number of free electrons (n) = 5.2×107 Asked: The total charge (Q)

Q: A metallic sphere has a charge of +8.5 nC. A negatively charged rod has a charge of -16.8 nC. When…

A: Given that: the charge on the sphere is Qs=8.5 nC The negatively charged rod has a charge of…

Q: 16. Consider three identical metal spheres, A, B, and C. Sphere A carries a charge of – 4.0 µC;…

A: Charge on sphere A is qA = - 4.0 μC Charge on sphere B is qB = - 12.0 μC Charge on sphere C is qc =…

Q: How many electrons would need to be assembled to obtain a total charge of q=1C? The mass of an…

A: Given data q=1 Cme=9.1×10-31 kg Here, q is the charge and me is the mass of the electron. When the…

Q: what is the numeric answer

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Q: An electrically neutral penny, of mass 3.11 g, contains an equal number of positive and negative…

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Q: One particle has a mass of 3.71 x 103 kg and a charge of +7.56 μC. A second particle has a mass of…

A: The objective of the question is to find the initial separation between two charged particles. The…

Q: How many electrons have been removed from a positively charged cube if it has a net charge of 7.5 x…

A: Solution:-Step 1:

Q: Four identical metallic objects carry the following charges: +1.49, +6.33, -4.69, and -9.03 µC. The…

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Q: aluminum nail has an excess charge of +6.4 µC. How many electrons must be added to nail to make it…

A: Excess charge on aluminum nail is q=+6.4 μC Note: 1 C=106 μC Find: Number of electrons to make it…

Q: What is the charge of a body whose proton is 4x10^15 and 5x10^15 ?

A: Given data: Number of proton is, n1=4×1015n2=5×1015

Q: An amoeba has 1.00 x 1016 protons and a net charge of 0.300 pC.  Assuming there are 1.88 x 106…

A: Solution as

Q: A 46.9 g ball of copper has a net charge of 2.9 uC. What fraction of the coppers electrons have been…

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Q: Two identical metallic spheres are charged with 6 μC and -2 μC, respectively. The spheres are put in…

A: Given data:  Charge on sphere 1 (Q1) = 6 μC Charge on sphere 2 (Q2 ) = - 2 μC

Q: In Rutherford's famous scattering experiments that led to the planetary model of the atom, alpha…

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Q: how many electrons must be removed from a neutral , isolated conducting sphere to give it a positive…

A: Step 1: Write all the given.  Step 2: Equate formula to find number of electrons.   Step 3: Find…

Q: Two metal spheres, each of radius 2.6 cm, have a center-to-center separation of 2.8 m. Sphere 1 has…

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Q: A 50.2 g ball of copper has a net charge of 2.2 pC. What fraction of the copper's electrons have…

A: According to question we need to find What fraction of the copper's electrons have been removed?

Q: You are given a container with 100 g of hydrogen atoms. What is the total charge on the electrons in…

A: Find the number of hydrogen Atoms:The molar mass of hydrogen is approximately 1 g/mol.So, 100 g of…

Q: A system of 1455 particles, each of which is either an electron or a proton, has a net charge of…

A: