Answer:
im pretty sure color is the right one
Answer:

Explanation:
2K + Cl₂ ⟶ 2KCl
n/mol: 2.00
2 mol of KCl are formed from 2 mol of K

The answer would be false:)
in my opinion
440 cause mass cant be created or destroyed
Answer:
Option D is good to go!
Explanation: as per the reactivity series more reactive substances will react with the counterpart substance.The most reactive substance here is calcium while the least reactive is aluminium, the magnesium comes in between.As per their reactivity, these substances will react with oxygen.
Explanation: