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
Explain with examples what is meant by a 'mole' of a substance.
A flask contains 3.2g of sulphur dioxide.Calculate the following : The moles of sulphur dioxide present in the flask.
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 molecules in one Kg of calcium chloride.
Calculate the number of moles of methane in 0.80 g of methane.
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.
From the equation for burning of hydrogen and oxygen
\[\ce{2H2 + O2 -> 2H2O}\] (Steam)
Write down the number of mole (or moles) of steam obtained from 0.5 moles of oxygen.
Calcium chloride when dissolved in water dissociates into its ions according to the following equation.
\[\ce{CaCl2} (aq) → {Ca^{2+} (aq) + 2{Cl}- (aq)}\]
Calculate the number of ions obtained from CaCl2 when 222 g of it is dissolved in water.
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?
