Question

plzz help it's a urgency ​

Answer 1

Answer: We need to rub a mg ribbon before burning in order to remove the oxide layer which can slower the process of  burning .Magnesium ribbon burns with a bright flame

THE PRODUCT OBTAINED IS MAGNESIUM OXIDE AND IS WHITE IN COLOUR...

HOPE THIS HELPS..

Explanation:

Answer 2

Answer:

Urgency is an underappreciated and under-attained trait. Urgency is essential for making change and for making progress. Things do not move forward without the impetus for change. Change is hard.