Mass, what its made out of, and atomic number
Should be , b
. Not positive tho
All i know that we are HOOman
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.
Well people say the world's going to end soon so people need to find another planet to live on they're thinking about Mars at the moment