A 2.5g copper penny is given a charge of 3.9 nC. How many electrons were transfered in order to create the charge on the penny? If at most one electron is removed from any single atom, what percent of atoms are ionized by this charging process?

Q: Four identical metallic spheres with charges of +9.0 µC, +1.0 µC, −2.6 µC, and −7.6 µC are placed on…

A: Given data, Charges, Q1=9 μCQ2=1 μCQ3=-2.6 μCQ4=-7.6 μC

Q: A metal sphere is uncharged (neutral). Then it is charged with +470x10-6C (470µC). Have electrons…

A: Quantization of charge.- total charge on any object is quantized.

Q: An object of mass 5 × 10-6 g is placed over a thin positively charged sheet of surface density of…

A: The mass of the object, m= 5×10-6 g = 5×10-9 kg The surface charge density of the sheet, σ=4.0×10-6…

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: (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: Two metal spheres, each of radius 4.0 cm, have a center-to-center separation of 2.9 m. Sphere 1 has…

A: Given that q1=1.4×10-8 C q2=-4.0×10-8C Radius r1=r2=4 cm Distance between the centre's of sphere…

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: Two identical charged plastic ball exerts a repulsive force of 3.2 x10-6 N when they are separated…

A: Repulsive force between two charge: F = 3.2 x 10-6 N Distance between two charge: d = 2mm = 2 x 10-3…

Q: How many electrons must be removed from a neutral object to leave a net charge of a 0.900μC?

A: We know that when electrons are removed from a body ,it get positively charged

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: Two balloons have equal and opposite charges. Balloon one has N = 108 excess electrons. The balloons…

A: The expression for the charge on the second balloon is,

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: 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: Four identical metallic spheres with charges of +1.4 μC, +1.8 μC, -5.8 μC, and -5.2 μC are placed on…

A: We know from concept of distribution of charge When two charged objects get into contact, charge is…

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: There are 4 conducting spheres all identical material and surface area. Sphere B has an initial…

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Q: Charges of 3.0 uC are located a x=0, y=2.0m and at x=0, y=-2.0m. Charge Q are located at x=4.0m,…

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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: A 2.15 g air‑inflated balloon is given an excess negative charge, ?1=−3.50×10−8 C,, by rubbing it…

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Q: onsider three identical metal spheres, A, B, and C. Sphere A carries a charge of +2q. Sphere B…

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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: 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: You pull your t-shirt out of the clothes dryer and note that 1575 particles have become attached,…

A: Number of particles attached with T-shirt N = 1575 Net charge on T-shirt Q = -3.09×10-17 C   It is…

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

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Q: Question 18: In larger atoms, there are several protons inside the nucleus, and they are all…

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Q: esc A 20-cm-radius ball is uniformly charged to 78 nC. For help with math skills, you may want to…

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Q: Consider three identical metal spheres, A, B, and C. Sphere A carries a charge of +4q. Sphere B…

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Q: Four identical metallic spheres with charges of +8.6 μC, +3.4 μC, -7.4 μC, and -2.8 μC are placed on…

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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: A 60-g ball of copper has a net charge of 3 μC. What fraction of the copper's electrons have been…

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Q: Three 50 µC charges are in a line on a meter stick. The first charge is at the origin (0m). The…

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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: 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 balloons (m = 0.022 kg) are separated by a distance of d = 12 m. They are released from rest and…

A: m=0.022 kgd=12 ma=1.1m/s2

Q: Calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 9.0…

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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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