Advertisements
Advertisements
प्रश्न
What is a group of 6.022 × 1023 particles known as ?
Advertisements
उत्तर
A group of 6.022 × 1023 particles is known as one mole.
APPEARS IN
संबंधित प्रश्न
Convert into mole.
20 g of water
Fill in the following blanks :
A mole represents an .............. number of particles of a substance.
Given that the relative molecular mass of copper oxide is 80, what volume of ammonia (measured at STP) is required to completely reduce 120g of copper oxide? The equation for the reaction is :
3CuO + 2NH3 → 3Cu + 3H2O + N2
Calculate the number of moles of methane in 0.80 g of methane.
Cost of Sugar (C12H22 O11) is Rs 40 per kg; calculate its cost per mole.
The number of molecules in 4.25 g of ammonia is ______.
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)
Calculate the number of moles in 27g of Al.
How many grams are there in the following?
4 moles of the phosphorous molecule, P4
Deduce the number of molecules of the following compound in the given quantity.
7.1 g chlorine
