Can you solve below mathematical equation?

2^1234 - 2^1233

What is the next number in this series?

4,12,84,3612....

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

What has a bottom at the top?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Which flower has two lips?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

Identify Me

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

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?