Question

Sodium carbonate reacts with hydrochloric acid as shown below in an unbalanced chemical equation. What mass of CO2 is produced from the reaction of 2.94g Na2CO3 with excess HCL?

Answer 1

I have answered three times here and nothing posts. Try again.
The balanced equation is
Na2CO3 + 2HCl ==> 2NaCl + H2O + CO2

Answer 2

Here is a worked example. Just follow the steps.
http://www.jiskha.com/science/chemistry/stoichiometry.html

Answer 3

What mass of CO2 is produced from the reaction of 2.94 g Na2CO3 with excess HCl?

Answer 4

it is 1.22 g. CO2

Answer 5

Mama: NO

Mama's son: FINE