Presence of lactose enhances the production of galactosidase and other enzymes in bacteria. how will you explain this phenomenon?

During wind storms roofs of certain houses are blown off without damaging other part of the houses. Name the theory which explains this phenomenon.

A water boiler in a factory burst due to high interior pressure. It was reported that the incident was occurred due to certain dissolved salt in water used. As a chemistry student how will you explain this?

i) Rain water and séa, water differ in their behaviour towards soap. Give the difference and establish the chemistry behind this. ii) A water boiler in a factory burst due to high interior pressure. It was reported that the incident was occured due to certain dissolved salt in water used, As a chemistry student how will you explain this?

Raju noticed that while washing clothes by using rain water collected in a tank, the quantity of soap required was found to be less than that required using tap water. a. If Raju asked the reason behind it, how will you explain it? b. Also mention any two methods to overcome.it,

During wind storms, roofs of certain houses are blown off without damaging other part of the houses. Explain this phenomenon on the basis of this theorem.

While conduting a resonance column experiment In the laboratory, you can hear the maximum sound at a certain height.Explain the phenomenon of sound.

How do you explain the functionality of a monomer?

Aldehydes and Ketones undergo reactions due to the presence of alpha -hydrogen atom. How will you bring about the above reaction ?