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
What is the mass of 0.5 mole of water molecules?
What is the mass of 0.2 mole of oxygen atoms ?
Fill in the following blanks :
0.5 mole of calcium element has a mass of ............... .
Which of the following pair of elements represents a mole ratio of 1 : 1 ?
The number of molecules in 4.25 g of ammonia is ______.
Correct the statement, if required.
The relative atomic mass of an element is the number of times one molecule of an element is heavier than `1/12` the mass of an atom of C12.
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.
The number of atoms present in 0.1 mole of P4 (at. mass = 31) is ______.
Deduce the number of molecules of the following compound in the given quantity.
90g water
If 0.2 mol of the following substance is required how many grams of that substance should be taken?
Calcium carbonate
