What does below chemistry rebus means?

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

There are forty elephants and they have forty-fore heads. How can this be possible?

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

Can you find out who is the kidnapper in below Picture and why, Explain ?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Count the number of triangles in the picture below:

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

Can you make four (4) nines (9) equal 100?