Enter your answer in the provided box. Polonium, the Period 6 member of Group 6A(16), is...
Enter your answer in the provided box.
Polonium, the Period 6 member of Group 6A(16), is a rare
radioactive metal that is the only element with a crystal structure
based on the simple cubic unit cell. If its density is 9.232
g/cm3, calculate an approximate atomic radius for
polonium―209.
Enter your answer in scientific notation.
Homework Answers
first identify the mass and then calculate the edge
length and then radius as follows
Add Answer to:
Enter your answer in the provided box.
Polonium, the Period 6 member of Group 6A(16), is...
Question 9 (1 point) If the atomic radius of a metal that has the simple cubic...
Question 9 (1 point) If the atomic radius of a metal that has the simple cubic crystal structure is (3.40x10A-1) nm, calculate the volume of its unit cell (in nm 3) Use scientific notation with 3 significant figures (XYZx 10An). Note that Avenue automatically enters x10, so you only need to enter X.YZ and n. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 Answer Scree
Given Values Atomic Radius (nm) = 0.18 FCC Metal = Silver BCC Metal: = Sodium Temperature...
Given Values Atomic Radius (nm) = 0.18 FCC Metal = Silver BCC Metal: = Sodium Temperature (c) = 1127 Metal A = Zinc Equilibrium Number of Vacancies (m^-3) = 7.42E + 23 Temperature for Metal A = 247 Metal B = Calcium If the atomic radius of a metal is the value shown above and it has the face-centered cubic crystal structure, calculate the volume of its unit cell in nm^3 Your Answer = What is the atomic packing factor...
--Given Values-- Atomic Radius (nm) = 0.116 FCC Metal = Gold BCC Metal: = Sodium Temperature...
--Given Values-- Atomic Radius (nm) = 0.116 FCC Metal = Gold BCC Metal: = Sodium Temperature ( C ) = 1017 Metal A = Tin Equilibrium Number of Vacancies (m-3) = 6.02E+23 Temperature for Metal A = 369 Metal B = Gallium 1) If the atomic radius of a metal is the value shown above and it has the face-centered cubic crystal structure, calculate the volume of its unit cell in nm3? Write your answers in Engineering Notation. ...
Enter your answer in the provided box. Enter your answer in scientific notation. A first-order decomposition...
Enter your answer in the provided box. Enter your answer in scientific notation. A first-order decomposition reaction has a rate constant of 0.00618 yr−1. What is the half-life of the reaction? ______×10_____yr
11. (8 points) Give the answer to each question about solid state structures in the space provided. Remember to show your work. 240.7So Tungsten metal packs in the body-centered cubic (BCC) s...
11. (8 points) Give the answer to each question about solid state structures in the space provided. Remember to show your work. 240.7So Tungsten metal packs in the body-centered cubic (BCC) structure. If the body diagonal of the unit cell is 556 pm, what is the atomic radius of a tungsten atom? d-N30 24.hpm Nickel metal packs in the face-centered cubic (FCC) structure. If the body diagonal of the unit cell is 607 pm, what is the atomic radius of...
Enter your answer in the provided box. How much more energy per photon is there in...
Enter your answer in the provided box. How much more energy per photon is there in green light of wavelength 536 nm than in red light of wavelength 622 nm? __× 10 __ J (Enter your answer in scientific notation.)
3 attempts left Check my work Re Enter r your answer in the provided box in...
3 attempts left Check my work Re Enter r your answer in the provided box in scientific notation. A hydrogen-like ion is an ion containing only one electron. The energy of the electron in a hydrogen-like ion is given by En=-2.18 x 10-18)2+(5 Guf where n is the principal quantum number and Z is the atomic number of the element. Plasma is a state of matter consisting of positive gaseous ions and electrons. In the plasma state, a mercury atom...
Enter your answer in the provided box. of 9.70 X 10 - and a Calculate the...
Enter your answer in the provided box. of 9.70 X 10 - and a Calculate the solubility (in g/L) of a generic salt with a formula of A,B, a R molar mass of 174 g/mol. Be sure to answer all parts. Equal volumes of 0.180 M AgNO3 and 0.170 M ZnCl, solution are mixed. Calculate the equilibrium concentrations of Ag and Zn?.! (Enter your answer in scientific notation.)
Enter your answer in the provided box. The volume of a bubble that starts at the...
Enter your answer in the provided box. The volume of a bubble that starts at the bottom of a lake at 4.55°C increases by a factor of 11.0 as it rises to the surface where the temperature is 20.25°C and the air pressure is 0.955 atm. Assuming that the density of the lake water is 1.00 g/cm3, determine the depth of the lake. 96.620 m
Enter your answer in the provided box. Hemoglobin is the protein that transports 02 through the...
Enter your answer in the provided box. Hemoglobin is the protein that transports 02 through the blood from the lungs to the rest of the body. In doing so, each molecule of hemoglobin combines with four molecules of O. If 1.58 g of hemoglobin combines with 2.48 mL of O2 at 37°C and 724 torr, what is the molar mass of hemoglobin? 10 g/mol (Enter your answer in scientific notation.)
Question 9 (1 point) If the atomic radius of a metal that has the simple cubic crystal structure is (3.40x10A-1) nm, calculate the volume of its unit cell (in nm 3) Use scientific notation with 3 significant figures (XYZx 10An). Note that Avenue automatically enters x10, so you only need to enter X.YZ and n. Note: Your answer is assumed to be reduced to the highest power possible. Your Answer: x10 Answer Scree
Given Values Atomic Radius (nm) = 0.18 FCC Metal = Silver BCC Metal: = Sodium Temperature (c) = 1127 Metal A = Zinc Equilibrium Number of Vacancies (m^-3) = 7.42E + 23 Temperature for Metal A = 247 Metal B = Calcium If the atomic radius of a metal is the value shown above and it has the face-centered cubic crystal structure, calculate the volume of its unit cell in nm^3 Your Answer = What is the atomic packing factor...
11. (8 points) Give the answer to each question about solid state structures in the space provided. Remember to show your work. 240.7So Tungsten metal packs in the body-centered cubic (BCC) structure. If the body diagonal of the unit cell is 556 pm, what is the atomic radius of a tungsten atom? d-N30 24.hpm Nickel metal packs in the face-centered cubic (FCC) structure. If the body diagonal of the unit cell is 607 pm, what is the atomic radius of...
3 attempts left Check my work Re Enter r your answer in the provided box in scientific notation. A hydrogen-like ion is an ion containing only one electron. The energy of the electron in a hydrogen-like ion is given by En=-2.18 x 10-18)2+(5 Guf where n is the principal quantum number and Z is the atomic number of the element. Plasma is a state of matter consisting of positive gaseous ions and electrons. In the plasma state, a mercury atom...
Enter your answer in the provided box. of 9.70 X 10 - and a Calculate the solubility (in g/L) of a generic salt with a formula of A,B, a R molar mass of 174 g/mol. Be sure to answer all parts. Equal volumes of 0.180 M AgNO3 and 0.170 M ZnCl, solution are mixed. Calculate the equilibrium concentrations of Ag and Zn?.! (Enter your answer in scientific notation.)
Enter your answer in the provided box. The volume of a bubble that starts at the bottom of a lake at 4.55°C increases by a factor of 11.0 as it rises to the surface where the temperature is 20.25°C and the air pressure is 0.955 atm. Assuming that the density of the lake water is 1.00 g/cm3, determine the depth of the lake. 96.620 m
Enter your answer in the provided box. Hemoglobin is the protein that transports 02 through the blood from the lungs to the rest of the body. In doing so, each molecule of hemoglobin combines with four molecules of O. If 1.58 g of hemoglobin combines with 2.48 mL of O2 at 37°C and 724 torr, what is the molar mass of hemoglobin? 10 g/mol (Enter your answer in scientific notation.)
Most questions answered within 3 hours.
-
An software company has three different promotion plans for
its software purchase:
plan A: each software...
asked 12 minutes ago -
If
P(A)=.62, P(B)=.47, & P(A or B)=.88. What is the likeliness of
selecting only A?
A)...
asked 12 minutes ago -
What is the FUTURE VALUE of $500 invested for 3 years at 7% with
ANNUAL Compounding...
asked 21 minutes ago -
Modify the method so that instead of manually making teams, it
reads it from a text...
asked 20 minutes ago -
1. Which of the following is not a principle to apply to
construction:
Select one:
a....
asked 21 minutes ago -
In what way is a Christian’s position made more challenging by
revealing faith in the workplace?...
asked 29 minutes ago -
1) There are four categories of customer benefits in B2B
(business-to-business) markets. Which of the following...
asked 26 minutes ago -
What is the pH of a 150.0 mL solution of 0.0273 M NaOH (strong
base)?
asked 35 minutes ago -
A thin ball shell is shaped like a hollow ball with a radius of
26.6 cm....
asked 41 minutes ago -
What mass of KX (Mm= 180 g/mol) is required to prepare 483 mL of
a pH...
asked 40 minutes ago -
In a lottery game, 4 numbers from 1 to 29 are selected. Winners
must match all...
asked 51 minutes ago -
A catfish is 2.5 m below the surface of a smooth lake.
(a) What is the...
asked 54 minutes ago