Given that an atom of a semiconductor has a diameter of 2.40 Å , what is the maximum number of moles that fit in the channel of a processor chip that is 67.4 nm long, 85.0 nm , wide and 285 nm thick? ASsume that the atoms stack in a simple cubic arrangement. Express your answer numerically in moles. View Available Hint(s)

Given that an atom of a semiconductor has a diameter of 2.40 Å , what is the maximum number of moles that fit in the channel of a processor chip that is 67.4 nm long, 85.0 nm , wide and 285 nm thick? ASsume that the atoms stack in a simple cubic arrangement. Express your answer numerically in moles. View Available Hint(s)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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K/s docs.google.com/forms/d/ Q3/ The atomic radius of FCC Aluminum is 0.143 nm, and the atomic mass is 26.98 g/mol, determine the number of vacancies needed for a FCC Aluminum crystal to have a density of 2.67 g/cm3. the number of vacancies O 9872 *10^17 vacancy/ cm3 O 8872 *10^17 vacancy/ cm3 8072 *10^17 vacancy/ cm3 oonn *10017voeenou/om2
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Metallic chromium has a body- centered cubic structure (all atoms at the lattice points) and a density of 3 7.20 g/cm³. Assume chromium atoms to be spheres. The spheres in a body- centered array оcсиру 68.0% of the total space. Find the atomic radius of chromium. The volume of a sphere is equal to 4Tr /3. Radius = %3|
G.281.
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An unknown element has a face cubic structure with an edge length of 309.87pm. The element is found to have a molecular mass of 704.65g/mol. Calculate the density of the compound in g/cm3
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In the future, metals may be discovered that are even softer than very soft metals such as Au or Hg. Suppose one of these new metals (M) is discovered, and the melting points of MI2 and MF2 are measured. a) Would you expect the melting point of MI2 to be larger, smaller, or about the same as the melting point of HgI2 (100oC), and why? b) Would you expect the melting point of MF2 to be larger, smaller, or about the same as the melting point of HgF2 (5oC), and why?
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