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1.30    What will be the mass of one 12C atom in g?

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As we know the mass of 1 mole of _{}^{12}C\textrm{} atoms or 6.022\times10^{23} number of atoms is 12grams. Hence, the mass of one _{}^{12}C\textrm{} atom will be:\Rightarrow \frac{12}{6.022\times10^{23}g} = 1.9927\times10^{-23}g

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Divya Prakash Singh

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