HF the answer glad to help
Answer:
Percentage of Chlorine removed = 98%
Explanation:
Attached
Because it is balanced with protons and electrons
Vanadium (V)
Vanadium is the only one in the 4th period here so
An exothermic reaction is a chemical reaction that releases energy by light or heat. It is the opposite of an endothermic reaction. im sorry i only could do one! but hope this helped!