Answer:
3
Explanation:
Use the rise over run method. plot the necessary points first in the x and y axis
Reactivity. It is the ability of matter to combine chemically with other substances.
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: