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Standard XII

Chemistry

Density

X-ray diffrac...

Question

X-ray diffraction studies show that copper crystallizes in an fcc unit cell with cell edge of 3.608 × 10^-8 cm. In a separate experiment, copper is determined to have a density of 8.92 g/cm³, calculate the atomic mass of copper.

63.1 g/mol

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15.8 g/mol

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36.0 g/mol

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87.3 g/mol

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Solution

The correct option is A
63.1 g/mol

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Similar questions

X -

ray diffraction studies show that copper crystallises in an

F C C

unit cell with cell edge of

3.608 ˚ A

. In a separate experiment, copper is determined to have a density of

8.92 g / c m^{3}

, calculate the atomic (molar) mass of the copper.

Q. An element having atomic mass

65.1 g / m o l

has face centred cubic unit cell with edge length

3.608 \times 10^{- 8} c m

. Calculate the density of the element. [Given

N_{A}

6.022 \times 10^{23} a t o m s / m o l

]

Q. a) Copper crystallizes into a fcc lattice with edge length

3.61 \times 10^{- 8}

. Show that the calculated density is in agreement with its measured value of

8.92 g / c m^{3}

b) Which type of forces are present in ionic solids?

Copper crystallises into a fcc lattice with edge length 3.61 × 10⁻⁸ cm. Show that the calculated density is in agreement with its measured value of 8.92 g cm⁻³.

Q. Copper crystallizes in fcc structure and the edge length of the unit cell is

3.61 A^{o}

. Hence the density of copper is:
(atomic mass of

C u = 63.5 g m o l^{- 1}

)

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X-ray diffraction studies show that copper crystallizes in an fcc unit cell with cell edge of 3.608 × 10-8 cm. In a separate experiment, copper is determined to have a density of 8.92 g/cm3, calculate the atomic mass of copper.

The correct option is A 63.1 g/mol

X-ray diffraction studies show that copper crystallizes in an fcc unit cell with cell edge of 3.608 × 10^-8 cm. In a separate experiment, copper is determined to have a density of 8.92 g/cm³, calculate the atomic mass of copper.

The correct option is A
63.1 g/mol