Wait SORRY HELP WITH WHAT?!!
Explanation:
i think its B but i'm not fully sure (Correct)
Answer:
When solutions of sodium carbonate and hydrochloric acid are mixed, the equation for the hypothetical double displacement reaction is: Na2CO3 + 2 HCl → 2 NaCl + H2CO3 Bubbles of a colorless gas are evolved when these solutions are mixed.
Because they don't care and think the ozone layer is fine.