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प्रश्न
Define the term:
Mole
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उत्तर
Mole is the amount of a substance containing elementary particles like atoms, molecules or ions in 12 g of carbon - 12.
संबंधित प्रश्न
Convert into mole.
12 g of oxygen gas
What name is given to the amount of substance containing 6.022 × 1023 particles(atoms,molecules or ions) of a substance ?
How many moles are there in 34.5 g of sodium ? (Atomic mass of Na = 23 u)
The relative atomic mass of Cl atom is 35.5 a.m.u. Explain this statement.
Fill in the blank.
One a.m.u. is the mass of ______ atom of C12.
Calculate the weight of one molecule of oxygen.
[Avogadro’s number = 6 × 1023, O = 16 ]
A student puts his signature with graphite pencil. If the mass of carbon in the signature is 10-12 g. Calculate the number of carbon atoms in the signature.
What is the value of molar volume of a gas at S.T.P?
Calculate the number of gram atoms in 4.6 gram of sodium.
1 mole of any substance contains ______ molecules.
