Unknown material has atomic packing factor 0.149 and atomic radius 0.115 nm. If the theoretical density of this material is 4.94 g/cm³, what material is this? O Bi O Ge O Ca O Si O Not enough information to solve this problem. ol

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Q: An element has hcp packing with a hexagonal unit cell. Its density is 13.3 g/cm3 and the unit cell…

A: Density = 13.3 g/cm3Unit cell volume, a3 = 4.48 x 10-29 m3 = 4.48 x 10-23  cm3For hcp, Z = 4

Q: O Ⓡ (b) What is the relationship between the length of the face diagonal and the radius, r, of the…

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Q: . Derive the Atomic Packing Factor for HCP crystal Structure (c/a =1.63)

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Q: Have each group member select and study a material from the section on ceramics, cement, and glass.…

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Q: A metal crystallizes in the face-centered cubic (FCC) lattice. The density of the metal is 10500…

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Q: Suppose that a crystal lattice is composed of a structure where anions, X, occupy all o the corners…

A: Given,  a crystal lattice is composed of a structure where anions, X, occupy all of the corners in…

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Q: 1) Palladium (electron configuration is [Kr]4dv) crystallizes in a face-centered cubic unit cell.…

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Q: Compared to pure metals, alloys are ...

A: ALLOY IS A MIXTURE OF TWO OR MORE ELEMENTS WITH CERTAIN  FIXED COMPOSITIONS MAJOR COMPONENT IS…

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A: Since we know that the bcc structure has 2 effective atoms in total inside 1 unit cell. Hence mass…

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A: Answer :- Option A is correct answer.  Agent of weathering transforms metamorphic and igneous rock…

Q: An element with atomic mass 106.3amu crystallizes in a face–centered cubic unit cell.  Its density…

A: Atomic mass = 106.3 amu Density = 12.9 g/mL Temperature = 300 K Density is given by the below…

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Q: Linear and Planar Densities Example 7 Calculate the planar atomic density on the (110) plane of the…

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Q: adwa Some hypothetical metal has a simple cubic crystal structure. If its atomic weight is 61.25…

A: r = 0.174nm For simple cubic crystal , a= 2r      Therefore a = 2×0.174                    = 0.348nm…

Q: 1.Indium has a tetragonal unit cell for which the a and c lattice parameters are 0.459 and 0.495 nm,…

A: a = 0.459 nm      = 0.459 ×10-7 cm. c = 0.495 nm    = 0.495 ×10-7 cm. APF = 0.693 R = 0.1625 nm…