I make two people out of one. What am I?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

Through your logical capabilities, can you make 7 an even?

What is the end of everything?

How can you drop a raw egg from a height onto a concrete floor without cracking it?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

What has 13 hearts but no other organs?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

Rectify the following equality 101 - 102 = 1 by moving just one digit.