Answer:
Conductivity meter
Explanation:
All of the other choices measure pH and can tell you when the pH changes, which is how you know the neutralization reaction has occurred. A conductivity meter does not measure pH.
B) 6
one above one below and 2 on the left and right sides
Answer: Bubbles, burning, odor, color change, and rusting.
Explanation: Chemical changes are changes to something that is irreversible.
Carbon and oxygen to form carbon
Answer:
When a molecule is excited to a higher state it often ends up in its lowest excited state S1 and then emits radiation.