It doesnt matter how detached you think you are or how prepared, it still hurts. It is the legal end of the life you knew.
Having said that, please go and see a lawyer on your own. You usually can get one free consultation and even if you have to pay for one second one, it really is best that you do that.
As someone whose h wants to give her nothing, it is good that your h wants to let you have the house.
Normally, though it differs state to state, you get half his retirement, half the house, and alimony because of the length of the marriage. You are also responsible for half of the debt accumulated during the course of the marriage.
As I said, it differs state to state. Make sure if you accept the offer for the house, that you can afford to carry it.
Hang in there, honey.
And try not to worry about making him mad. This is a business decision and one that could affect you for a long time.