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Assertion: The ratio of the mass of 100 ...

Assertion: The ratio of the mass of 100 billion atoms of magnesium to the mass of 100 billion atoms of lead can be expressed as `27/207`.
Reason: Atomic weight are relative masses.

A

(a)If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

(b)If both assertion and reason are true and the reason is not the correct explanation of the assertion.

C

(c )If assertion is true but reason is false.

D

(d)If assertion is false but reason is true.

Text Solution

Verified by Experts

The correct Answer is:
A
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Knowledge Check

  • What will be the mass of 100 atoms of hydrogen?

    A
    100g
    B
    `1.66xx10^(-22) g`
    C
    `6.023xx10^23 g`
    D
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    B
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    C
    `1: 1296`
    D
    ` 1: 3781`

  • The most of the mass of the atom can be found in

    A
    electrons
    B
    charges
    C
    nucleus
    D
    electron cloud

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