Question: The unit cell for Cr2O3 has hexagonal symmetry with lattice parameters a = 0.4961 nm and c = 1.360 nm. If the density of this

The unit cell for Cr2O3 has hexagonal symmetry with lattice parameters a = 0.4961 nm and c = 1.360 nm. If the density of this material is 5.22 g/cm3, calculate its atomic packing factor. For this computation assume ionic radii of 0.062 nm and 0.140 nm, respectively for Cr3+ and O2-.

Step by Step Solution

★★★★★

3.37 Rating (156 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

This problem asks for us to calculate the atomic packing factor for chromium oxide given values fo... 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)

33-E-M-S-E-M-S (480).docx

120 KBs Word File

Students Have Also Explored These Related Materials Science Engineering Questions!

The unit cell for Al2O3 has hexagonal symmetry with lattice parameters a = 0.4759 nm and c =1.2989 nm. If the density of this material is 3.99 g/cm3, calculate its atomic packing factor. For this...

The unit cell for a pure xenon fluoride compound is shown below. What is the formula of the compound? Xenon Fluorine

The unit cell for MgFe2O4 (MgO-Fe2O3) has cubic symmetry with a unit cell edge length of 0.836 nm. If the density of this material is 4.52 g/cm3, compute its atomic packing factor. For this...

The unit cell for Cr2O3 has hexagonal symmetry with lattice parameters a = 0.4961 nm and c = 1.360 nm. If the density of this material is 5.22 g/cm3, calculate its atomic packing factor. For this...

B) The unit cell for Cr2O3 has hexagonal symmetry with lattice parameters a = 0.4961 nm and c =1.360 nm. If the density of this material is 5.22 g/cm", calculate its atomic packing factor. For this...

B) The unit cell for Cr2O3 has hexagonal symmetry with lattice parameters a = 0.4961 nm and c =1.360 nm. If the density of this material is 5.22 g/cm, calculate its atomic packing factor. For this...

The unit cell for Cr2O3 has hexagonal symmetry with lattice parameters a = 0.4961 nm and c =1.360 nm. If the density of this material is 5.22 g/cm, calculate its atomic packing factor. For this...

Consider a hypothetical metal that has a density of 15.2 g/cm 3 , an atomic weight of 115.6 g/mol, and an atomic radius of 0.100 nm. Compute the atomic packing factor if the unit cell has tetragonal...

A project for improving a billing process has the following precedence relationships and activity times: a. Draw the network diagram. b. Calculate the slack for each activity. Which activities are on...

You are buying 100 shares of Netflix at the market price of $500 per share. You have $30,000 of your own money and borrows the rest of money for the purchase of the stock. The interest rate on the...

46. When MOH has been overallocated, it means that (not enough OR too much) MOH was assigned to jobs during the period. As a result, jobs were (undercosted OR overcosted). Assuming most of the jobs...

According to the textbook, how does a trainer determine training content? Question 10 options: a. Identify key training topics b. Be guided by training objectives c. Brainstorm training content based...

Fluoridation of drinking water is employed in many places to aid in the prevention of tooth decay. Typically the F ion concentration is adjusted to about 1 ppb. Some water sup-plies are also "hard";...

For each of the unrelated transactions described below, present the entry or entries required to record each transaction. 1. Coyle SA issued 10,000,000 par value 10% convertible bonds at 99. If the...

What are the strengths and challenges of using Innovation-related quantitative analysis in the Shaan project? o Term to think about capital rationing. o Strengths and weaknesses of quantitative...

Based on what you read in this chapter, on what legal basis could the 61-year-old California attorney claim he was a victim of discrimination?

On December 31, 2021, the end of its first year of operations, Botani Associates owned the following securities that are held as long-term investments.? On this date, the total fair value of the...

If50 hours of labor costing $1,000 is used to install 100 linear feet of pipe costing $3,000, what data would be collected for financial accounting and why? 17.What is a revenue transaction, and what...

How is a stress-rupture diagram developed?

Why are terms such as machinability, formability, and weld-ability considered to be poorly defined and therefore quite nebulous?

What is the basic premise of the fracture mechanics approach to testing and design?

B&B has a new baby powder ready to market. If the firm goes directly to the market with the product, there is only a 60 percent chance of success. However, the firm can conduct customer segment...

In Illinois, which of the following actions may be taken by a real estate licensee?O A . . C . D . filling in the blanks on a standard form real estate contract completing a bill of sale in a real...

Suppose we observe the following rates: 1 R 1 = 0 . 5 0 % , 1 R 2 = 1 . 1 5 % , and E ( 2 r 1 ) = 0 . 9 2 9 % . If the liquidity premium theory of the term structure of interest rates holds, what is...