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प्रश्न
What is the value of Avogadro's number?
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उत्तर
The value of Avogadro's number is 6.023 x 1023.
संबंधित प्रश्न
If one mole of carbon atoms weighs 12 gram, what is the mass (in gram) of 1 atom of carbon?
Calculate the molar mass of the following substance:
Phosphorus molecule, P4 (atomic mass of phosphorus = 31)
Calculate the molar mass of the following substance:
Sulphur molecule, S8
Which of the following correctly represents 360 g of water ?
- 2 moles of H2O
- 20 moles of water
- 6.022 × 1023 molecules of water
- 1.2044 × 1025 molecules of water
Explain the term:
Mole
What do you understand by the term mole? How many elementary units are in one mole of a substance?
A sample of ammonium nitrate when heated yields 8.96 litres of steam (measured at STP)
NH4NO3 → N2O + 2H2O
What mass of ammonium nitrate should be heated to produce 8.96L of steam?
Calculate the number of gram atoms in 4.6 grams of sodium (Na = 23)
Calculate the number of moles of CO2 which contain 8.00 g of O2
Raunak took 5 moles of carbon atoms in a container and Krish also took 5 moles of sodium atoms in another container of same weight.
- Whose container is heavier?
- Whose container has more number of atoms?
