Can you solve below mathematical equation?

2^1234 - 2^1233

Solve the following series:
AZ, GT, MN, __, YB

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

how come the second man dies?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

What have one eye but still cannot see?

What word is represented by this rebus?

Replace the question mark with the correct number in the below-given picture?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

Identify Me

Hint1: I am a god
Hint 2: I am a planet
Hint 3: measurer of heat