What does below chemistry rebus means?

A farmer and his neighbour once went to Emperor Akbar"s court with a complaint. "Your Majesty, I bought a well from him," said the farmer pointing to his neighbour, "and now he wants me to pay for the water."
"That"s right, your Majesty," said the neighbour. "I sold him the well but not the water!"?
The Emperor asked Birbal to settle the dispute. How did Birbal solve the dispute?

Which is the correct shadow of the bird?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

What does this Rebus Picture means ?

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

If you say my name, I will no longer exist. What am I?