Question
Asked Dec 4, 2019
38 views

A metal has a face centered cubic structure with an edge length of 383.3 pm. If the mass of the unit cell is 1.28x 10-21 g, what is the density of the metal? (in g/cm3) Round to nearest whole number.

check_circle

Expert Answer

Step 1

The unit conversion for pm to cm is shown below. So, 383.3 pm of edge length is equal to 3.833×10-8 cm.

help_outline

Image Transcriptionclose

1 pm = 1×10-0 cm 383.3 pm = 3.833×10-8 cm

fullscreen
Step 2

The volume of the cube (V) is calculated as shown in equation (1) where ‘a’ is the edge len...

help_outline

Image Transcriptionclose

V = a .(1) - (1) =(3.833×10*) cm² = 5.63x1023 cm³

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Based on the thermodynamic properties provided for water, determine the energy change when the tempe...

A: The change in energy is calculated as shown below:

question_answer

Q: A brick lies perilously close to the edge of the flat roof of a building. The roof edge is 50 ft abo...

A: Given:Potential energy of brick=560.0 JHeight of roof edge=50 ftHeight of roof edge begins to fall=3...

question_answer

Q: For this experiment, 16.55 grams of nitrogen gas and 10.15 grams of hydrogen gas are allowed to reac...

A: Theoretical yield = 20.1gActual yield = 8.33g

question_answer

Q: Bromine-88 is radioactive and has a half life of 16.3 seconds. What percentage of a sample would be ...

A: Given,Half-life of Bromine-88 = 16.3 seconds.Percentage of sample left after 74.8 seconds has to be ...

question_answer

Q: Balanced this equation.    Cu + HNO3 > Cu (NO3)2 + NO2 + H2O

A: In a balanced chemical equation, all the reactants and products are written with their stoichiometri...

question_answer

Q: Which of the following is considered to be radioactive isotope of hydrogen? Also give the names of t...

A: Amongst the three isotopes of hydrogen, 1H is the most stable isotope with abundance of 99.98%. 2H i...

question_answer

Q: What mass of oxygen is needed for the complete combustion of 2.40×10−3 g of methane?

A: The balanced chemical equation for the combustion of methane is given below.CH4 + 2 O2 --> CO2 + ...

question_answer

Q: Balance the following redox reaction under acidic aqueous conditions using the smallest whole number...

A: Seven steps are required to balance a redox reaction in acid solution. First reduction and oxidation...

question_answer

Q: Which of the following salts are more soluble in acidic solution than in pure water?    Al(OH)3 ...

A: The salts containing basic anions are more soluble in an acidic solution than in pure water because ...