You and your friend enter a drawing with a different prizes. A total of 11 people entered the drawing, and prices are awarded randomly
There are 990 ways to award the prizes
What is the probability that you win first prize and your friend wine second

First answer marked as brainiest which is the correct equation describing the first law of thermodynamics? a) when the internal energy of a system changes, it equals the amount of heat added plus the work done. b) when work is done by the piston, it is equal to the heat added plus the change in internal energy of the system. c) when heat is added to the system, it is equal to the amount of work done by the piston plus the change in internal energy of the system.