Question

plzz answer all the questions

Answer 1

(a) the has that comes out is H2O.

(b) the lime water turns milky.

Answer 2

Here is the answer for your question.

(a) Carbon di oxide comes out as effervescence.
(b) Lime water turns milky.
(C) Ca[OH]2 + CO2 --> CaCO3 + H2O
CH3COOH + Na2CO3 --> CH3COONa +CO2+ H20

Hope it helps...