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One atomic mass unit in kilogram is...

One atomic mass unit in kilogram is

A

`1//N_(A)`

B

`12//N_(A)`

C

`1//1000 N_(A)`

D

`1000//N_(A)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • On atomic mass unit is equal to

    A
    mass of one atom of hydrogen
    B
    mass of one atom of `""_(6)C^(12)`
    C
    `(1)/(12)` th of the mass of one atom of `""_(6)C^(12)`
    D
    none of these

  • Assertion : One atomic mass unit (amu) is mass of an atom equal to exactly one-twelfth the mass of a carbon -12 atom. Reason : Carbon-12 isotope was selected as standard.

    A
    If both assertion and reason are true and the reason is the correct explanation of the assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of the assertion.
    C
    If assertion is true but reason is false.
    D
    If the assertion and reason both are false.

  • Assertion : One atomic mass unit (amu) is mass of an atom equal to exactly one-twelfth of the mass of a carbon-12 atom. Reason : Carbon-12 isotope was selected as standard.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false.
    D
    If both assertion and reason are false.

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    This section contains Assertion (A) One atomic mass unit is defined as one twelfth of the mass of one carbon -12 atom. Reason ( R) Carbon -12 isotope is the most abundant isotope of carbon and has been chosen as standard.

    Assertion (A) : One atomic mass unit is defined as one twelfth of the mass of one carbon - 12 atom. Reason (R) : Carbon - 12 isotope is the most abundunt isotope of carbon and has been chosen as standard.

    Assertion(A) One atomic mass unit is defined as one twelth of the mass of one carbon-12 atom. Reason(R) Carbon-12 isotope is the most abundant isotope of carbon and has been chosen as standard.

    Assertion : One atomic mass unit is defined as one twelfth of the mass of one C-12 atom. Reason : C-12 is the least abundant isotope of carbon and has been choosen as the standard.

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