How many atoms of lithium are in 18.7 g?
A) 2.14 x 1024
B) 2.70 x 1024
C) 1.62 x 1024
D) 3.11 x 1024
E) none of the above
Answer: C
How many atoms of lithium are in 18.7 g?
A) 2.14 x 1024
B) 2.70 x 1024
C) 1.62 x 1024
D) 3.11 x 1024
E) none of the above