Which of the following materials will react with an acid to produce a gas?

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Which of the following materials will react with an acid to produce a gas?

NaOH(aq)
Na2CO3(aq)
both (a) and (b)
neither (a) nor (b)

2007-07-23 04:10:47 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry

3 answers

Na2CO3(aq)

the reaction is:

Na2CO3(aq) + 2HCl(aq) --> 2NaCl(aq) + CO2(g) + H2O(l)

2007-07-23 04:14:46 · answer #1 · answered by Dr Dave P 7 · 0⤊ 0⤋

b) Sodium Carbonate will react with acids to form a salt, water and carbon dioxide

Word equation: using hydrochloric acid as an example

Sodium Carbonate + Hydrochloric Acid ---> Sodium Chloride + Carbon Dioxide + Water

Symbol Equation:

Na2CO3(aq) + 2HCl(aq) ---> 2NaCl(aq) + H20(l) + CO2(g)

2007-07-23 04:22:23 · answer #2 · answered by Mandél M 3 · 0⤊ 0⤋

b, sodium carbonate will produce carbon dioxide when reacted with acid.

2007-07-23 04:13:40 · answer #3 · answered by Swamy 7 · 0⤊ 0⤋