CH3 /
CH3CCH3
/
CH3
Spell out the full name of compound.

A. Neopentane.

B. 2,2-dimethyl-propane.

Explanation:

Hello,

In this case, for the given compound we can spell out two possible names:

A. Neopentane: it is, because the molecule has five carbon atoms wherein there is a central one, bonded to the other four.

B. 2,2-dimethyl-propane: it is, because we find two methyl radicals at the second carbon.

Regards.

answer is: c. the experiment shows that the red substance experienced a chemical change.

this is chemical change (chemical reaction), because two new substances are formed (metalig liquid and gas), the atoms are rearranged and the reaction is followed by an energy change.

this is example of chemical decomposition.

chemical decomposition (analysis) is the separation of a single chemical compound into its two or more elemental parts or to simpler compounds.  

chemical decomposition is opposite of chemical synthesis.

the awnser is group 12