7.) 3
8.) i think it's 2
9.) 3
Answer:
b : they move to the positive electrode
Explanation:
they lose electrons to form chlorine atoms. The atoms join up in pairs to form Cl² molecules , so chlorine gas is formed at the positive electrode
Answer:
First option
Explanation:
Students 1 and 2 have precise measures yet is is not accurate since they measure around 5.
So that you can learn while being safe. Wearing goggles, for eye protection when dealing with chemicals
