If 1 mole of sodium contains 6 x 1023 atoms, how many atoms are contained in 0.6 g of sodium? [Na = 23]
-
A.
1.56 x 1023 -
B.
1.56 x 1022 -
C.
3.6 x 1023 -
D.
3.6 x 1022
Correct Answer: Option B
Explanation
23g of sodium contain 6 x 1023 atoms :. 0.6g of sodium will contain (frac{0.6 x 6 x 1023}{23}/) = 1.56 x 1022