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प्रश्न
Correct the statement, if required.
Under the same conditions of temperature and pressure, equal volumes of all gases contain the same number of atoms.
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उत्तर
Under similar conditions of temperature and pressure, equal volumes of all gases contain the same number of molecules.
संबंधित प्रश्न
How many moles of calcium carbonate (CaCO3) are present in 10 g of the substance ? (Ca = 40 u ; C = 12 u ; O = 16 u)
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
Determine the percentage of oxygen in the ammonium nitrate?
Define the term:
Relative molecular mass
Find the number of molecules in 1.8 g of H2O.
Find the number of moles in 10 g of CaCO3.
How many grams of H2O are present in 0.2 mole of it?
The molecular formula for elemental sulphur is S8.In a sample of 5.12 g of sulphur:
How many molecules and atoms are present?
Calculate the number of moles in 7g of nitrogen.
Deduce the number of molecules of the following compound in the given quantity.
90g water
