A hypothetical metal has a theoretical density of 11.53 g/cm3. This metal adopts a cubic crystal structure with an edge length of 0.387 nm and atomic radius of 0.137 nm. Find the atomic weight of this metal in g/mol. NA = 6.022 x 1023 atoms/mol. Express your answer in two decimal places only. Do not put the units.

Q: A chemist prepares a solution of potassium iodide (KI) by measuring out 338. g of potassium iodide…

A: The is about prepared a 500 mL KI solution. We have to calculate the concentration of KI solution…

Q: When a substance changes from a liquid to a solid, which of the following is TRUE? a) b) c) The…

A: There are more attraction forces between the particles of solid than that of liquid.

Q: 8. Illustrate, using Lewis dot diagram, the two steps involved in the formation of the compound…

A:

Q: A chemist prepares a solution of aluminum chloride (A1C13) by measuring out 70. g of aluminum…

A: Given-> Weight of AlCl3 = 70 gm Volume = 250 ml = 0.250 L (1L= 1000ml)

Q: A 9.55g sample of a solid was placed in a 15.00mL flask. The remaining volume was filled with…

A: Given,sample of mass solid  Ms=9.55gtotal mass of the (solid +benzene) MT=19.33gmass of benzene MB…

Q: A chemist prepares a solution of calcium bromide (CaBr₂) by measuring out 390. g of calcium bromide…

A: Given, mass of calcium bromide (CaBr2) = 390. g Volume of the flask = volume of the solution = 450.…

Q: magnesium + oxygen → magnesium oxide List two physical / chemical properties for each compound

A: Physical properties are properties of substance that can be determined without changing substance's…

Q: We have 40.5 cm of a material. How many g is it? The material has density of 9.50 g/cm O 68.0 g O…

A: • The values provided in the question are:-  i) Density of a material, d = 9.50 g/cm3  ii) Volume…

Q: A hypothetical metal has a theoretical density of 12.44 g/cm3. This metal adopts a cubic crystal…

A: Density is defined as mass per unit volume. For a crystal, the density is calculated by the formula…

Q: A hypothetical metal has a theoretical density of 11.53 g/cm3. This metal adopts a cubic crystal…

A:

Q: Some cooks will tell you that they salt the water used to boil pasta because adding table salt…

A: Given : Elevation in boiling point of solution required = 5 oC And volume of water = 2 L = 2000 mL…

Q: In 1993 the Minnesota Department of Health set a health risk limit for n-butanol in groundwater of…

A:

Q: A hypothetical metal has a theoretical density of 11.92 g/cm³. This metal adopts a cubic crystal…

A: Given,  Density of the solid = d = 11.92 g/cm3  Edge length = a = 0.387 nm  Radius = 0.137 nm…

Q: Please help me answer this problem. It will be great help, thank you! Express the answer to the…

A: Given: The density of the face-centered cubic unit cell=10470 kg/m3=10.47 g/cm3. The number of atoms…

Q: A student has a mixture of two liquids. Liquid A boils at 112°C and Liquid B boils at 145°C. In…

A: Liquids having different boiling points on heating vapourizes. The produced vapours when subjected…

Q: Calculate the radius in nanometers of a metallic atom given that it has a BCC structure and a…

A: Density = 12.81 g/cm3  Atomic Weight M = 110.9 g / mol  Avogadro number NA = 6.022 * 1023 atoms /…

Q: A hypothetical metal has a theoretical density of 11.7 g/cm3. This metal adopts a cubic crystal…

A: Density= 11.7gcm-3 a= .387nm r= .137nm Atomic weight =?

Q: Given the following data, what was the dollar amount of the gold that could have been extracted from…

A:

Q: 8. If matter is uniform throughout and cannot be separated into other substances by physical…

A: Matter is divided into two categories. 1. Homogenous  - The matter is uniform throughout  2.…

Q: In an experiment involving the extraction of essential oils from a plant, 7.5 mL of benzene (C6H6,…

A: Volume of hexane = 25.00 mL Volume of benzene = 7.50 mL Density of benzene = 0.8765 g/mL Density of…

Q: A student placed 18.5 g of glucose (C6 H12O6) in a volumetric flask, added enough water to dissolve…

A: Given: Mass of glucose in the initial solution = 18.5 g.Volume of initial solution = 100 mL Volume…

Q: A hypothetical metal has a theoretical density of 11.47 g/cm3. This metal adopts a cubic crystal…

A:

Q: A hypothetical metal has a theoretical density of 12.05 g/cm3. This metal adopts a cubic crystal…

A: As given crystal is cubic crystal. So atoms are present only at the corners of the cube having 1/8…

Q: A hypothetical metal has a theoretical density of 12.38 g/cm. This metal adopts a cubic crystal…

A:

Q: A hypothetical metal has a theoretical density of 11.92 g/cm3. This metal adopts a cubic crystal…

A:

Q: A chemist prepares a solution of calcium bromide (CaBr2) by measuring out 3.4 x 102 μmol of calcium…

A: Since concentration in mmol/L we have to find  And concentration = moles of solute / volume of…

Q: Some hypothetical metal has simple cubic crystal structure. If its atomic weight is 77.15 g/mol and…

A: A crystal lattice comprises of several init cells. The number of atoms in simple cubic unit cell is…

Q: A hypothetical metal has a theoretical density of 12.44 g/cmº. This metal adopts a cubic crystal…

A:

Q: Atenolol (Tenormin ™M) HO IZ Ether Ketone Carboxylic acid Ester Alcohol "NH₂

A:

Q: Some hypothetical metal has simple cubic crystal structure. If its atomic weight is 71.09 g/mol and…

A:

Q: Some hypothetical metal has simple cubic crystal structure. If its atomic weight is 61.8 g/mol and…

A: Atomic radius (a) = 0.163 nm                             =1.63 x 10-8 cm Atomic Weight = 61.8 g/mol

Q: Q2/ The density of a material increases with the increases in bonding forces between its molecules…

A: Generally the density is the mass of Substance occupied by it's unit volume. Greater is the density…

Q: calculate its theoretical density in g/cm3. NA put the units

A:

Q: NaNO3(aq) + H20(1) → NO(g) + O2(g) + NAOH(aq)

A: Here the elctrosysis of NaNO3 is done by passing 90A current for 77.2 minutes. We have to determine…

Q: The reaction between copper and sulfur is represented by the chemical equation shown below. What is…

A:

Q: Some hypothetical metal has simple cubic crystal structure. If its atomic weight is 69.13 g/mol and…

A:

Q: Some hypothetical metal has simple cubic crystal structure. If its atomic weight is 79.66 g/mol and…

A: We have to find the density . We are given a simple cubic crystal. It's radius is given. And atomic…

Q: A 1 gallon bottle of a certain brand of bleach costs $1.49. Determine the cost to buy enough bleach…

A:

Q: Some hypothetical metal has the simple cubic crystal figure shown. If its atomic weight is 74.5…

A:

Q: A hypothetical metal has a theoretical density of 11.89 g/cm3. This metal adopts a cubic crystal…

A: We are given the density and edge length in a unit cell. We have to find the atomic weight of the…

Q: hich metal is the best conductor of electricity? Choose from the choices below: Gold…

A: The answer of this question is given in step 2

Q: A hypothetical metal has a theoretical density of 11.89 g/cm3. This metal adopts a cubic crystal…

A:

Q: An electric current of 0.650 A flows for 50.0 seconds. Calculate the amount of electric charge…

A: Given that, Current i=0.650 A time t= 50.0 seconds charge q= ?

Q: Some hypothetical metal has simple cubic crystal structure. If its atomic weight is 61.25 g/mol and…

A: Given,  Atomic mass of the metal = M = 61.25 g/mole  Atomic radius = r = 0.174 nm  Avogadro's number…

Q: 3. Chromium forms a body centered cubic crystal. If the length of an edge is 2.884 angstroms,…

A: Chromium forms a body-centered cubic crystal. The edge length of a unit cell of Cr is provided as…

Q: concentration

A: According to the question, a chemist adds 425.0 mL of a 34.5 g/dL sodium hyposulfate (Na₂S₂O3 )…

Q: How did you get that: The solution of HCl is given to have 17 g of HCl present in 100 g of the…

A:

Q: The noble gas argon was discovered by Sir Walter Ramsay and John William Strutt in England in 1895.…

A: Accurate measurements of gas densities was achieved by the discovery of argon (noble gas) by Sir…