calculate the mass of sodium which contains same number of atoms as are present in 4 gram of Calcium atomic mass of sodium and Calcium is 23 and 40 respectively
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40g ca contains 6.022^23atoms
4g ca contains 6.022× 10^22 atoms
6.022×10^23 atoms are present in 23g of Na
6.022×10^22 atoms are present in 2.3g of Na
4g ca contains 6.022× 10^22 atoms
6.022×10^23 atoms are present in 23g of Na
6.022×10^22 atoms are present in 2.3g of Na
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