The element whose one atom has mass of 10-86 - 10-26 kg is-

The correct option is D zinc 1 atom has mass = 10.86 × 10^ 26 kg = 10.86 × 10^ 23 gm 6.023 × 10^23 atom has mass = 10.86 × 10^ 23× 6.0 ...

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Standard X

Chemistry

Mole Concept

The element w...

Question

The element whose one atom has mass of $10.86 \times 10^{- 26}$ kg is:

boron

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calcium

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silver

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zinc

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Solution

The correct option is D zinc
$1$ atom has mass $= 10.86 \times 10^{- 26} k g$
$= 10.86 \times 10^{- 23} g m$
$6.023 \times 10^{23}$ atom has mass
$= 10.86 \times 10^{- 23} \times 6.023 \times 10^{23} = 65.40 g m$
This is the atomic weight of $Z n .$

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The element whose one atom has mass of 10.86×10−26 kg is:

The correct option is D zinc1 atom has mass =10.86×10−26kg=10.86×10−23gm6.023×1023 atom has mass=10.86×10−23×6.023×1023=65.40gmThis is the atomic weight of Zn.

The element whose one atom has mass of $10.86 \times 10^{- 26}$ kg is:

The correct option is D zinc
$1$ atom has mass $= 10.86 \times 10^{- 26} k g$
$= 10.86 \times 10^{- 23} g m$
$6.023 \times 10^{23}$ atom has mass
$= 10.86 \times 10^{- 23} \times 6.023 \times 10^{23} = 65.40 g m$
This is the atomic weight of $Z n .$