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3. Which of the following statements is incorrect? * O a. A supersaturated solution of a solid in a liquid crystallizes easily.O b. ab. Rust is a mixture and does not have a chemical formula.O c Salt is obtained from sea water by evaporation.d. Heat is absorbed in an endothermic reaction. |
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Answer» A and C are wrongExplanation:The diamond lattice contains an FCC Bravias point lattice which has TWO identical atoms per lattice point.The diamond lattice contains an FCC Bravias point lattice which has two identical atoms per lattice point.The diamond lattice contains 4 lattice points per unit cell but contains 8 atoms per unit cell.The diamond lattice contains an FCC Bravias point lattice which has two identical atoms per lattice point.The diamond lattice contains 4 lattice points per unit cell but contains 8 atoms per unit cell.There are 14 possible Bravais LATTICES in 3D SPACE in which a crystal can be categorized.The diamond lattice contains an FCC Bravias point lattice which has two identical atoms per lattice point.The diamond lattice contains 4 lattice points per unit cell but contains 8 atoms per unit cell.There are 14 possible Bravais lattices in 3D space in which a crystal can be categorized.The fraction of TOTAL volume occupied by the atoms in the primitive cell is 0.52 whereas the void space is 0.48The diamond lattice contains an FCC Bravias point lattice which has two identical atoms per lattice point.The diamond lattice contains 4 lattice points per unit cell but contains 8 atoms per unit cell.There are 14 possible Bravais lattices in 3D space in which a crystal can be categorized.The fraction of total volume occupied by the atoms in the primitive cell is 0.52 whereas the void space is 0.48Molecular solids are soft and volatile and have low melting points. |
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