Question

Answer these:
a) Naphthalene balls disappear without leaving anything behind. Why?
(b) What is dry ice?
(C) An iron almirah is solid at room temperature. Justify this statement giving​

Answer 1

Explanation:

a)naphthalene balls sublimates ie they go from solid state directly to liquid state

b)dry ice is usually solid carbon dioxide

c)the melting point of iron is much higher than the room temperature