They play 41 at home and 41 away. A total of 82 games
there are 30 teams
rivals any teams rivals play them 10 times a year
It depends on the division and conference. Teams in the same division play each other more often, followed by teams in the same conference, and then they may play teams in the other conference only once or twice per year. I think they play 6 games against each team in their division and I don't think there is a set number for any other teams, but the NHL is looking to make it more consistant.
None, because the NHL teams play to win the Stanley Cup.
There are 30 clubs in the NHL.
There does not seem to be information on the maximum number of NHL teams in the league. However, the maximum numbers of players on an NHL team is eighty players.
It has 4 rounds, in which teams play up to 7 games, a minimum of 4.
Lets see, 30 teams play 41 home games so that is 1230 regular season games plus playoff games.
Each team plays 82 games a season, 41 at home, and 41 on the road