Calculate the edge length of the unit cell of sodium chloride given density of NaCI is `2.17 xx 10^(3) kgm^(-3)` and molecular weight `58.5 xx 10^(-3)kg mol^(-1)`.

Calculate the density of NaCI, if edge length of NaCI unit cell Is 564 pm. [Molar mass of NaCI = [58.5 gmol^-1] .

A piece of alloy of gold and silver weighs 2 kg in air and 1.86 kg in water. What is the mass of silver? Density of gold is 19.3 xx 10^(3) kgm^(-3) . Density of silver is 10.5 xx 10^(3) kg m^(-3)

b) An element crystallizes in a foc lattice. The edge length of the unit cell is 400 pm. Calculate the density of the unit cell. ("molar mass"="60 g mol"^(-1)) ("Avogadro number"=6.02 xx 10^(23))

The density of an ideal gas is 1.25xx10^(-3)g cm^(-3) at STP. Calculate the molecular weight of the gas.

The density of an ideal gas is 1.25xx10^(-3)g cm^(-3) at STP. Calculate the molecular weight of the gas.

The density of an ideal gas is 1.25xx10^(-3)g cm^(-3) at STP. Calculate the molecular weight of the gas.

Calculate the density of NaCl if edge length of Nacl unit cell is 564 pm. (Molar mass of NaCl=58.5 g mol^-1)

Find the radius of atom: Edge length = 405pm, density = 2.7xx10^3 kgm^(-3) , atomic mass = 2.7xx10^(-2)kg