Which of the following will be required to identify the gas evolved when dilute hydrochloric acid reacts with zinc metal?
A. Red litmus paper
B. pH paper
C. Lime water
D. A burning splinter
Answer:D
Which of the following will be required to identify the gas evolved when dilute hydrochloric acid reacts with zinc metal?
A. Red litmus paper B. pH paper C. Lime water D. A burning splinter