Q1. (20 pts) A hypothetical metal (W) has a body centered cubic crystal structure. Using a...
Q1. (20 pts) A hypothetical metal (W) has a body centered cubic crystal structure. Using a metallic radius of 139 pm for the W atom, calculate the density of W in grams per cubic centimeter. (1pm=10 m) (Atomic weight of W is 183.84 g/mol)
A hypothetical metal (W) has a body centered cubic crystal structure. Using a metallic radius of 139 pm for the W atom, calculate the density of W in grams per cubic centimeter. (1pm=10-12m) (Atomic weight of W is 183.84 g/mol)
A hypothetical metal (W) has a body centered cubic crystal structure. Using a metallic radius of 139 pm for the W atom, calculate the density of W in grams per cubic centimeter. (1pm=10 m) (Atomic weight of W is 183.84 g/mol) h
Q1. (20 pts) A hypothetical metal (W) has a body centered cubic crystal structure. Using a metallic radius of 139 pm for the W atom, calculate the density of W in grams per cubic centimeter. (1 pm=10-12 m) (Atomic weight of W is 183.84 g/mol) Q2. (20 pts) 37.8 g of Y metal is allowed to react with 415 mL of an aqueous solution of HCI (d=1.088 g/mL) that contains 18.0% HCl by mass. Y(s) + HCl(aq) → YCI,(aq) +...
A hypothetical metal has the simple cubic crystal structure shown in Figure 3.3. If its atomic weight is 86.6 g/mol and the atomic radius is 0.169 nm, compute its density.
6) A hypothetical metal has the simple cubic crystal structure. If its atomic weight is 70.6 g/mol and the atomic radius is 0.128 nm, compute its theoretical density. (N=6.022 * 1023 atoms/mol) (Theoretical density-mass of atoms in unit cell/total volume of unit cell) 7) Write down the names of each crystal structure given below.
Consider a face-centered cubic crystal structure that has one atom at each lattice point. The atomic radius, ? is 0.152 nm and the atomic weight, ? is 68.4 g/mol. Assuming the atoms to be hard spheres and touch each other with their nearest neighbor, calculate the mass density.
A metal crystallizes in a body-centered cubic structure (edge length = 4/3) and has a density of 12.9 g/cm2. If the radius of the metal atom is 128 pm, what is the molar mass of the metal in g/mol? Express your answer using 3 significant figures. Question 30 5 pts Consider the reaction: 2 ICI (g) <-->l2(g) + Cl2 (g). Its equilibrium constant is K-0.0122 (T-298K) A reaction mixture at T=298K initially contains Pici-Pci, = P1, -0.100atm. What is the...
A metal crystallizes in a body-centered cubic structure (edge length = 47/13) and has a density of 12.9 g/cm2. If the radius of the metal atom is 128 pm, what is the molar mass of the metal in g/mol? Express your answer using 3 significant figures. Question 30 5 pts Consider the reaction: 2 ICI (g) <--> 12(g) + Cl2(g). Its equilibrium constant is Ke=0.0122 (T=298K) A reaction mixture at T-298K initially contains Pici Poi, -P, -0.100atm. What is the...
fig 3.3 Problem 3.11 A hypothetical metal has the simple cubkc crystal structure shown in Egure 3.3. If its atomic weight is 73. 8 g/mol and the atomic radius is 0.147 nm, compute its density 9/cm the tolerance is +/-6% rfi : Figure 3.3 : For the simple cubic crystal : structure, (a) a hard-sphere : unit cell and (b) a reduced i sphere unit cell