Question: Gold adopts a face-centered cubic structure with a unit cell edge of 4.08 (Figure 12.11). How many gold atoms are there in a sphere

Gold adopts a face-centered cubic structure with a unit cell edge of 4.08 Å (Figure 12.11). How many gold atoms are there in a sphere that is 20 nm in diameter? Recall that the volume of a sphere is 4/3 πr3?

Step by Step Solution

★★★★★

3.44 Rating (180 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Analyze Given Au 4 atoms per unit cell 408 cell edge volume of sph... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

876-C-P-c-L-A-S (393).docx

120 KBs Word File

Students Have Also Explored These Related Physical Chemistry Questions!

Sodium metal (atomic weight 22.99 g/cm3) adopts a body centered cubic structure with a density of 0.97 g/cm3. (a) Use this information and Avogadro's number (NA = 6.022 1023) to estimate the atomic...

Lithium metal has a body-centered cubic structure with all atoms at the lattice points and a unit-cell length of 350.9 pm. Calculate Avogadros number. The density of lithium is 0.534 g/cm3.

Potassium metal has a body-centered cubic structure with all atoms at the lattice points. The density of the metal is 0.856 g/cm3. Calculate the edge length of a unit cell.

The density of solid Ni is 8.90(g)/(c)m^(3) . How many atoms are present per cubic centimeter (cm^(3)) of Ni ?\ Ni atoms:\ As a solid, Ni adopts a face-centered cubic unit cell. How many unit cells...

A. Crystal Structures. (Indicate solution.) 1. The second-order diffraction (n = 2) for a gold crystal is at an angle of 22.20 for X rays of 154 pm. What is the spacing between these crystal planes?...

please answer it . 6. You are given a small bar of an unknown metal X. You find the density of the metal to be 10.5 g/cm'. An X-ray diffraction experiment measures the edge of the face centered cubic...

Ni has a density of 8.91 g/cm 3 and adopts a face-centered cubic unit cell. Determine: a. the number of atoms per unit cell b. the number of atoms per cubic centimeter c. the number of unit cells per...

The density of solid Ni is 8.90 g/cm3. How many atoms arepresent per cubic centimeter of Ni? atoms/cm^3 As a solid, Ni adopts a face-centered cubic unit cell. How manyunit cells are present per cubic...

Uni-Select Inc.s comparative balance sheet information at December 31, 2014 and 2013, and its income statement for the year ended December 31, 2014, are as follows: During 2014, the following...

Q3:-) for the given vector field A= xz ay - yz? ay - xy ay, prove and show the correctness of the divergence theorem by calculating: (a) the total outward flux flowing through the surface of a cube...

Your cousin has invested $ 5 0 0 today in a savings account. The total value of money she will have in her savings account one year from now is called the _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _...

The quality manager at a battery manufacturing company wants to determine if lithium-ion batteries have less variability in discharge time than nickel-cadmium batteries. Using products with similar...

We wish to produce refrigeration at 20 F. A reservoir is available at 400 F and the ambient temperature is 80 F, as shown in Fig. P7.84. Thus, work can be done by a cyclic heat engine operating...

Air in a rigid 40 ft3 box is at 540 R, 30 lbf/in.2. It is heated to 1100 R by heat transfer from a reversible heat pump that receives energy from the ambient at 540 R besides the work input. Use...

A 350-ft3 tank of air at 80 lbf/in.2, 1080 R acts as the high-temperature reservoir for a Carnot heat engine that rejects heat at 540 R. A temperature difference of 45 F between the air tank and the...

I need this solve please Present Value and Future Value Requirements 1. How much will $100 grow invested at 10% by the end of 20 years? Show formulas, do the math in detail until the final result,...

Which one of the following actions by a financial manager least meets the goal of financial manage Increasing current costs in order to increase the market value of the stockholders' equity Refusing...

Problem 10-13 Consider the following data for three different companies: ($000 Omitted) Owens Arrow Alpha Net cash provided (used) by: Operating activities $(2,000) $2,700 $(3,000) Investing...