Advertisements
Advertisements
Question
1 mole of any substance contains ______ molecules.
Options
6.023 × 1023
6.023 × 10-23
3.0115 × 1023
12.046 × 1023
Advertisements
Solution
1 mole of any substance contains 6.023 × 1023 molecules.
APPEARS IN
RELATED QUESTIONS
What is the mass of 10 moles of sodium sulphite (Na2SO3)?
Prove the Following :
One mole of any gas contains th e same number of molecules.
Define the term Relative atomic mass.
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?
How many grams of HCl are present in 0.1 mole of it?
Calculate the number of atoms in the following:
52 g of He
The number of molecules in 4.25 g of ammonia is ______.
Calculate the number of oxygen atoms in 0.10 mole of Na2CO3 . 10H2O.
N2 + 3H2 → 2NH3
(The atomic mass of nitrogen is 14, and that of hydrogen is 1)
1 mole of nitrogen (______ g) +
3 moles of hydrogen (______ g) →
2 moles of ammonia (______ g)
