all the formulas which are used in atoms and molecules chapter class 9th
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cn+ h2n+2
cn+ h2n-2...
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cn+ h2n-2...
hope it will work for you plz mark me brainlist
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No of atoms = No of GA× Avogadro no.
No of GA= Given weight / mass of atom
Percentage concentration of an element= total mass of element × 100/
(molecular mass)
Similarly there are many formulas
No of GA= Given weight / mass of atom
Percentage concentration of an element= total mass of element × 100/
(molecular mass)
Similarly there are many formulas
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