Question

Enter the balanced net ionic equation for HCl(aq)+K2CO3(aq)→H2O(l)+CO2(g)+KCl(aq).
Express your answer as a chemical equation. Identify all of the phases in your answer.

Answer 1

Answer:

B

a

2

+

+

S

O

2

−

4

→

B

a

S

O

4

(

s

)

⏐

⏐

↓

Barium sulfate is reasonably insoluble.

C

O

2

−

3

+

2

H

+

→

H

2

O

(

l

)

+

C

O

2

(

g

)

↑

⏐

⏐

The potassium salts are along for the ride, and need not be considered. Carbonate anion undergoes an acid base reaction, and liberates gaseous carbon dioxide.

In both instances, mass and charge have been conserved, as they must be.