Define mole. Which has more number of atoms, 100 g of magnesium or 100 g of calcium? (atomic mass of Mg = 24 , Ca=40)
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Answer:
definition:
The mole is the amount of substance containing the same number of molecules.
The mole (whose symbol is mol) is the unit of measurement for measuring the amount of a substance in the International System of Units.
Explanation:
sol:
Number of Mg atoms = 2.5×1024 atoms
it is of calcium = 5/2 x 6.22 x10^23 atoms.
Magnesium has more number of atoms
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