Student burned 33% of the 1 billion carbon atoms in the lab. How many moles of carbon remained? 3.3x10^8
Оа
Oь
5.48x104.16
Ос
3.30x1018
Od
5.48x10^16
Submit
S
MP3

Explanation:

1 billion carbon atoms = 10⁹ carbon atoms .

33% were burnt

67 % remained behind .

67 % of 10⁹ = 6.7 x 10⁸

6.02 x 10²³ atoms = 1 moles

6.7 x 10⁸ atoms = 6.7 x 10⁸ / 6.02 x 10²³

= 1.11 x 10⁻¹⁵ moles