I'm guessing you mean O2 gas? This is an elemental compound. It can't be a mixture because it is composed of only 1 element. Hope I helped!
30. mixture of compounds
31. compound
32. element
33. compound
34. compound
34. mixture of elements and compounds
Answer:
A
Explanation:
Menthol (M 156.3 g/mol), the strong-smelling substance in many cough drops, is a compound of carbon, hydrogen, and oxygen. When 0.1595 g of menthol was bunted in a combustion apparatus. 0.449 g of CO_2 and 0.184 g of H_2 O formed.
A.electrons are shared between two different nuclei
