Question

if you know the answer then answer or else I will report your answer and if you answer correctly then I will make your brain list​

Answer 1

Answer:

3)c) buring of lpg

4)b)

5)b)

6)a)

7)d)

10)d)

11)a)

12)d)

13)d)

Explanation:

3) because it is exothermic reaction.

4) because in this process lot of heat is absorbed so that reaction can be taken.

5)all decomposition reactions are endothermic.

6) During this process CO2 is evolved which react with ca(oh)2 to give caco3(white in color).

7)CaO+H2O--->Ca(OH)2+heat

12) ions are exchanged.