Question

Which of the following reactions will
liberate CO2 gas?
А A
Vinegar and Baking soda
B
Carbon dioxide and Lime water
C Copper sulphate and Iron
D
Magnesium oxide and Water​

Answer 1

Answer:

Answer is option A

Explanation:

Acetic Acid (vinegar) and sodium bicarbonate (baking soda) react to liberate carbon dioxide.

Answer 2

Answer:

A

Explanation:

Vinegar+Baking soda=CO2