The key difference between alkali and base is that the group 1 elements are categorized as alkali elements whereas any element or compound having basic properties are categorized as a base.
Answer:
49.4 mol Oxygen
Explanation:
Mg(NO3)2 ----- 6 O
1 mol 6 mol
8.24 mol x mol
x = 8.24*6/1 = 49.44 mol ≈ 49.4 mol Oxygen
Answer:
chemical change
Explanation:
In chemical change , considerable amount of heat is used , hence a change in substance formed