295,331 views
22 votes
22 votes
For the reaction

2 HCl + Na2CO3 → 2 NaCl + H2O + CO2
179.2 liters of CO2 is collected at STP. How
many moles of NaCl are also formed?

User JayAnn
by
2.9k points

1 Answer

25 votes
25 votes

Answer:

16 mol NaCl.

Step-by-step explanation:

Do the train track method to cancel out all the units except moles of NaCl on top. Remember one mole of any gas occupies 22.4 L at STP.

179.2 L CO2 x 1 mol CO2/22.4 L CO2 x 2 mol NaCl/1 mol CO2

= 16 mol NaCl

User Darc Nawg
by
2.8k points