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Introduction to d and f Block Elements

30. Silver ha...

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30. Silver has a density of g/cm^3 the number of silver atoms on a surface of area 10^{-22} meter^2 can be expressed in scientific notation

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(a t o m i c m a s s = 108 g m o l^{- 1})

10.5 g / c m^{3}

. The number of silver atoms on a surface area of

10^{- 12} m^{2}

can be expressed in scientific notations as

Y \times 10^{X}

. The value of X is :

108

g/mol) has a density of

10.5

^{- 3}

. The number of silver atoms on a surface of area,

10^{- 12}

^{2}

can be expressed in scientific notation as

y \times 10^{x}

x

Q. Silver (Atomic weight = 108

g/mol

) has a density of 5.5

{g/cm}^{3}

. The number of silver atoms on a surface of area

10^{- 12} m^{2}

can be expressed in scientific notation as

8.3 \times 10^{x}

. The value of x is:
( Take:

N_{A} = 6 \times 10^{23}, π = 3)

Q. Silver (atomic weight

= 108

^{- 1}

) has a density of

10.5

g c m^{- 3}

. The number of silver atoms on a surface of area

10^{- 12} m^{2}

can be expressed in scientific notation as

y \times 10^{x}

x

Q. Silver (atomic weight = 108 g/mol) has a density of

5 / π g c m^{- 3}

. The number of silver atoms on a surface of area

1.35 \times 10^{- 14} m^{2}

can be expressed in scientific notation as

y \times 10^{x}

(x + y)

N_{A} = 6.0 \times 10^{23}

and the value of

π = 3

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