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प्रश्न
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.
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उत्तर
The relative atomic mass of an element is the number of times one atom of an element is heavier than `1/12` the mass of an atom of C12.
संबंधित प्रश्न
If one mole of carbon atoms weighs 12 gram, what is the mass (in gram) of 1 atom of carbon?
Convert into mole.
22 g of carbon dioxide
Fill in the following blanks :
64 g of oxygen gas contains ................ moles of oxygen atoms.
Calculate the mass in grams of 0.17 mole of hydrogen sulphide, H2S. (Atomic masses : H = 1 u, S = 32 u)
What is the value of molar volume of a gas at S.T.P?
Determine the number of molecules in a drop of water which weighs 0.09 g.
The molecular formula for elemental sulphur is S8. In a sample of 5.12 g of sulphur:
How many moles of sulphur are present?
Calculate the number of moles in 7g of nitrogen.
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.
Deduce the number of molecules of the following compound in the given quantity.
7.1 g chlorine
