Advertisements
Advertisements
प्रश्न
Calculate the number of particles in 0.1 mole of any substance.
Advertisements
उत्तर
Particles in 1 mole of substance = 6.02 x 1023
∴ Particles in 0.1 mole = 6.02 x 0.1 x 1023
= 6.02 x 1022
APPEARS IN
संबंधित प्रश्न
Which has more number of atoms, 100 grams of sodium or 100 grams of iron (given, atomic mass of Na = 23 u, Fe = 56 u)?
Calculate the molar mass of the following substance:
Hydrochloric acid, HCl
What is the mass of 1 mole of nitrogen atoms?
How many moles of O2 are there in 1.20 × 1022 oxygen molecules ?
A flask contains 3.2g of sulphur dioxide.Calculate the following : The moles of sulphur dioxide present in the flask.
How many grams of H2O are present in 0.2 mole of it?
Calculate the number of atoms in the following:
52 amu of He
Cost of Sugar (C12H22 O11) is Rs 40 per kg; calculate its cost per mole.
Match the following.
| 1. | 8 g of O2 | - | 4 moles |
| 2. | 4 g of H2 | - | 0.25 moles |
| 3. | 52 g of He | - | 2 moles |
| 4. | 112 g of N2 | - | 0.5 moles |
| 5. | 35.5 g of Cl2 | - | 13 moles |
How many grams are there in the following?
3 moles of chlorine molecule, Cl2.
