1)That works out at about a third of a gram per cake yeh......thats about what i put in a jay so yeah i think it would be enough mate.......but more would always help LOL
2) I would think so i just use it like butter or replace the word butter in recipies with cannabutter lol
3)i have no idea sorry.......but it does tay better at a low temp so good luck in your efforts

Peace DSS