(B) The modern atomic mass scale is based on the carbon-$12$ isotope $(^{12}C)$.By international agreement,one atomic mass unit $(amu)$ or unified mas

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(B) The modern atomic mass scale is based on the carbon-$12$ isotope $(^{12}C)$.By international agreement,one atomic mass unit $(amu)$ or unified mass $(u)$ is defined as exactly one-twelfth $(1/12)$ of the mass of one carbon-$12$ atom.

Class 11 Chemistry Some Basic Concepts of Chemistry Atomic, Molecular and Equivalent masses

Easy

On what basis is the modern atomic mass standard defined?

A
$H-1$
B
$C-12$
C
$C-14$
D
$C-16$

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

Some Basic Concepts of Chemistry

Subtopic

Atomic, Molecular and Equivalent masses

The equivalent weight of $Zn(OH)_2$ in the following reaction is equal to its: $Zn(OH)_2 + HNO_3 \to Zn(OH)(NO_3) + H_2O$

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The equivalent weight of a divalent metal is $31.82$. The weight of a single atom is

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Calculate the molar mass of the following:
$(i)$ $H_2O$
$(ii)$ $CO_2$
$(iii)$ $CH_4$

Easy

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If $13.8 \, g$ of an element contains $4.6 \times 10^{22}$ atoms,what is the atomic mass of that element?

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$A$ metal oxide contains $32\%$ oxygen by mass. Its equivalent mass is:

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On what basis is the modern atomic mass standard defined?

Similar Questions

The equivalent weight of $Zn(OH)_2$ in the following reaction is equal to its: $Zn(OH)_2 + HNO_3 \to Zn(OH)(NO_3) + H_2O$

The equivalent weight of a divalent metal is $31.82$. The weight of a single atom is

Calculate the molar mass of the following:$(i)$ $H_2O$$(ii)$ $CO_2$$(iii)$ $CH_4$

If $13.8 \, g$ of an element contains $4.6 \times 10^{22}$ atoms,what is the atomic mass of that element?

$A$ metal oxide contains $32\%$ oxygen by mass. Its equivalent mass is:

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Calculate the molar mass of the following:
$(i)$ $H_2O$
$(ii)$ $CO_2$
$(iii)$ $CH_4$