What code? If it's the game's actual registration code, and it is not working in Steam, you might have to contact their tech support to find the reason why not.
If it's a DLC code, you need to login to your bioware social network account, that is where you redeem the codes.
Yes you can, it doesn't make a difference.
No measurable effect at all. The electrons which cause the negative charge have such an unbelievably small mass that billions of them cannot make any observable change to the mass.
Electircity made human make fire in an other way, the fire was used to boil / heat water. that came to be steam. scientists figured out a way to revurse the effect. that steam will make electricaty. i too do not know how that did that. Signed : The-G-Man
A person can play GTA IV with someone on Steam by logging into their Steam account. They will then be reqiuired to enter the serial code, which will make the multiplayer mode operational.
If you played Mass Effect 1 the second game imports your old game save, so it would depend on how you played Mass Effect 1 as to whether or not Kaiden is alive. If you did not play Mass Effect 1, then the game will default to the character with the opposite gender to Shepard. So Ashley will be there with a male Shepard, Kaiden for a female one. Below is a link which has the important decisions you make in 1 and their effect in the sequel.
Jeff "Joker" Moreau is never really threatened or in need of "saving" in the Mass Effect series. This question does not really make sense.
If all the water boils off, the mass of the steam will be 100 grams. Matter cannot be created or destroyed.
Yes, you can choose. The game will ask you when you start new game, but it tends to be better if you make good choices in the first one.
It would make the value of the item decrease.
No. It utilizes steam to make it function. The boiler produces the steam.
steam and air.
Ship + Steam Engine= Steam Ship