Advertisements
Advertisements
प्रश्न
Fill in the following blanks :
64 g of oxygen gas contains ................ moles of oxygen atoms.
Advertisements
उत्तर
64g of oxygen contain 4 moles of oxygen atoms.
APPEARS IN
संबंधित प्रश्न
What is the mass of 1 mole of nitrogen atoms?
Convert into mole.
20 g of water
Calculate the percentage of water of crystallization in CuSO4.5H2O
(H = 1, O = 16, S = 32, Cu = 64)
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
The relative atomic mass of Cl atom is 35.5 a.m.u. Explain this statement.
Fill in the blank
Avogadro's number is equal to ______
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.
How many grams of CO2 is present in 0.1 mole of it?
Calculate the number of moles in 27g of Al.
Cinnabar (HgS) is a prominent ore of mercury. How many grams of mercury are present in 225 g of pure HgS? Molar mass of Hg and S are 200.6 g mol–1 and 32 g mol–1 respectively.
