How many atoms of sodium are in 2.3 g of sodium?
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17
given wt. / atomic wt. = no. of atoms / avogadros constant
2.3/23 = no. of atoms / 6.022 × 10^23
1/10 = no. of atoms / 6.022×10^23
6.022×10^22
2.3/23 = no. of atoms / 6.022 × 10^23
1/10 = no. of atoms / 6.022×10^23
6.022×10^22
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1
2.3×10^23
Mass of 1 mole of sodium is 2.3 g.
2.3 g of sodium gas contain 6×10^23 molecules.
therefore 2.3g contains sodium
2.3×10^23 atom . Ans.
Mass of 1 mole of sodium is 2.3 g.
2.3 g of sodium gas contain 6×10^23 molecules.
therefore 2.3g contains sodium
2.3×10^23 atom . Ans.
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