Reference no: EM132951244
Task 1: Aluminum crystal structure is face-centered cubic. Assume the atomic radius of Aluminum is 0.143 nano meters.
a) Calculate the lattice constant for this metal. (Show your calculation steps.)
b) What is the atomic packing factor for this metal? (Show your calculation steps.)
c) What is the theoretical density of Aluminum in a unit cell? (Show your calculation steps.)
d) Is theoretical density different from actual density? Why?
Task 2: FRP composites are made up of two components.
a) Mention these main components.
b) Name two common resin types for FRP materials.
Task 3: Use the complete notation of electron subshells (like 1s22s22p6, etc.) and write down the electron configuration of these atoms:
(a) N
(b) Si
(c) Fe
(d) Te
(e) Tb
Task 4: Iodine-131 and Cobalt-60 are radioactive isotopes which are used in nuclear medicine for treatment. What is the number of protons, neutrons, and electrons are in atoms of these isotopes? Write down the complete electron configuration for each of the isotopes.
Task 5: All of the following substances have covalent bonds between atoms. Determine the specific type of each covalent bond (for example, polar, nonpolar, coordinate, network etc.)
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Formula
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Bond Type
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H2O, CH4
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H2 O2
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NH4+ , H3O+
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C, SiC, SiO2
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Explain five factors which may affect weighted average cost
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Record the initial journal entry for loud company sale
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Compute the depreciation expense for the each of five years
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Describe the process would use to create a master budget
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Calculate the lattice constant for this metal
: Calculate the lattice constant for this metal and Is theoretical density different from actual density?
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Discuss maximin, maximax and regret criteria
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How do compute the unit break-even point
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Compute the operating leverage factor when Cruiseline sells
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What is the annual rate on Stephanie loan
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