Lab 5 Chemical Reactions
E X Fall 2022 Introduction …
(-3 Take Test: Lab 5 Chemical Reactions
Be sure to have first watched the Sodium Carbonate and Hydrochloric Acid Reaction video.
Why was the flame extinguished when placed in the neck of the reaction test tube? (select one)
O a. There was no oxygen gas due to the production of carbon dioxide gas.
O b. There was no oxygen gas due to the presence of chlorine gas.
O c. Due to the presence of hydrochloric acid.
O d. Due to the production of sodium chloride.
First watch the Sodium Carbonate and Hydrochloric Acid Reaction video. Then explain why was the flame extinguished when placed in the neck of the reaction test tube?
