Calculate an approximate value for avogadro number

Assignment Help Chemistry
Reference no: EM13170617

Iron crystallizes in a body-centered cubic structure. The volume of one Fe atom is approximately 8.37 10-24 cm3, and the density of Fe is 7.874 g/cm3. Calculate an approximate value for Avogadro's number.

Reference no: EM13170617

Questions Cloud

What is the yield on 3-month treasury bills : Calculate the weighted average cost of capital for Dell using book value weights and market value weights assuming Dell has a 35 percent marginal tax rate.
Would the following structures be polar or nonpolar : Would the following structures be polar or nonpolar?
State the hybridization for a molecule with a central atom : What would be the hybridization for a molecule with a central atom that is bonded to 5 peripheral atoms and that has 3 nonbonding valence
Write thermochemical equations for the decomposition : Write thermochemical equations for the decomposition of one mole of sodium fluoride into the elements in their stable states at 25 degrees celcius at 1 atm.
Calculate an approximate value for avogadro number : Iron crystallizes in a body-centered cubic structure. The volume of one Fe atom is approximately 8.37 10-24 cm3, and the density of Fe is 7.874 g/cm3. Calculate an approximate value for Avogadro's number.
What is the mole fraction of water in the solution : Sucrose and glucose are nonvolatile. What is the mole fraction of water in this solution?
What is the value of x : 1.013-g sample of ZnSO4•xH2O is dissolved in an aqueous solution of BaCl2. The pure BaSO4 precipitate is filtered out of solution, dried, and its mass is determined to be 0.8223 g. What is the value of x in ZnSO4•xH2O?
Compute the lattice energy of na2o : Calculate the lattice energy of Na2O for the following data: Ionization energy of Na(g):::495kj/mol, Electron affenity of O(g) for 2e-:::603 kj/mol
What is the half-life of the material? : "A sample of a particular radioisotope is placed near a Geiger counter, which is observed to register 160 counts per minute. Eight hours later the detector counts at a rate of 10 counts per minute. What is the half-life of the material?"

Reviews

Write a Review

Chemistry Questions & Answers

  What is the final temperature of the liquid water

A 12 kg block of ice has a temperature of -10.0 degrees celsius. The pressure is one atmosphere. The block absorbs 4.50 times 10 to the sixth power J of heat. What is the final temperature of the liquid water?

  Calculate the maximum number of moles

calculate the maximum number of moles, liters and grams of H2S that can form when 187 g lead sulfide reacts with 140. g water at 29.0 °C and 0.75 atm of pressure.

  Describe isolation using the isoelectric point

Why is this isolation so difficult? Please explain using the isoelectric point and the effect PH will have on the structure of your product

  Explain what is the theoretical yield of vanadium

What is the theoretical yield of vanadium that can be produced by the reaction of 40.0 g of V2O5 with 40.0 g of calcium based on the following chemical reaction.

  Performing an extraction with ethyl acetate

In the following procedure, we are performing an extraction with ethyl acetate. What compounds are we separating from our product? Procedure

  What is the mass of the reactants

A 14.0 g sample of X combines with a 26.2 g sample of Y to form the compound XY2. What is the mass of the reactants.

  Calculate the rate of energy transfer

a chemical reaction produces 653,550 kJ of energy as heat in 142.3 mins. Calculate the rate of energy transfer in kilojoules per minute.

  Find how many grams of carbon dioxide form

3NaHCO3 + H3C6H5O7= 3CO2 + 3H2O + Na3C6H5O7 1g of sodium bicarbonate and 1g citric acid are allowed to react. Find the limiting reagent.

  What is the number of moles of o2 needed

What is the number of moles of O2 needed to burn 260.0g of C2H2 in the reaction: 2C2H2 + 5O2 yields 4CO2 + 2H2O?

  Calculate the chloride concentration

calculate the chloride concentration in mEq/L of a solution prepared by diluting 25 g of BaCl2 to 2 L. (WM = 208)

  Compute the weight of water required to steam distill

Weight of Water Required, Calculate the weight of water required to steam distill 500mg of bromobenzene at 95 degrees Celsius.

  Describe why ice and concetrated hcl

Explain why ice and concetrated HCl is used in Friedel Crafts Acylation. ( weigh 50 g of ice in 500 ml beaker. Add 25 ml of concentrated hydrochloric acid to the beaker.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd