Notifications
Clear all
Is Matter Around Us Pure
1
Posts
2
Users
0
Likes
305
Views
0
12/11/2021 11:14 am
Topic starter
When a mixture of iron powder and sulphur powder is heated strongly to form iron sulphide, then heat energy is
(a) Released
(b) First absorbed and then released
(c) Absorbed
(d) Neither absorbed nor released
1 Answer
0
12/11/2021 11:15 am
Correct answer is (b) First absorbed and then released