How many $M g$ atoms are there in $24 amu$ of Magnesium?

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Solution

The correct option is C 1
We know the atomic mass of $M g$ is $24 amu$
Again, atomic mass is mass of one atom.
Thus $24 amu$ of magnesium contains only one atom of magnesium.

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In a compound of magnesium (Mg = 24) and nitrogen (N= 14 ), 18 g of magnesium combines with 7 g of nitrogen.
Deduce the simplest formula by answering the following questions:
(a) how many gram atoms of magnesium are equal to 18 g?
(b) how many grams atoms of nitrogen equal to 7 g of nitrogen?
(c) calculate simple ratio of gram atoms of magnesium to gram atoms of nitrogen and hence the simplest formula of the compound formed.

Q. The atomic number of magnesium is 12. How many protons are there in the nucleus of magnesium atom? How many electrons and protons does an ion of magnesium which has a charge of +2 contain.

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How many Mg atoms are there in 24 amu of Magnesium?

The correct option is C 1We know the atomic mass of Mg is 24 amu Again, atomic mass is mass of one atom. Thus 24 amu of magnesium contains only one atom of magnesium.

How many $M g$ atoms are there in $24 amu$ of Magnesium?

The correct option is C 1
We know the atomic mass of $M g$ is $24 amu$
Again, atomic mass is mass of one atom.
Thus $24 amu$ of magnesium contains only one atom of magnesium.