Question

A teacher set up the following apparatus behind a safety screen. She placed 1 g of icing sugar in the end of the rubber tubing inside the tin, as shown below. The teacher blew through the other end of the rubber tubing. The icing sugar came into contact with the flame. There was a loud explosion and the lid was blown off the tin.

Answer 1

Answer:

not knowing

please explain in short

Answer 2

Answer:

Chemical, Sound, Thermal or light

Explanation: