Answer:
negative charge
Explanation:
Neutrons have no charge, protons have positive charge, and electrons have a negative charge
All of this involdes cell of different types
C3H6 and CH4
The empirical number is found by looking at the ratio of the numbers. For example, H20 and H402 have the same empirical formula because the ratio remained similar. 2 H to 1 O.
I'd have to say that the best choice of the ones listed above would be the first one.