When an isolated gas expands against vacuum, then its a)Internal energy increases b) No work is done c) Internal energy remains same

When an isolated gas expands against vacuum, then its a)Internal ener

1.	When an isolated gas expands against vacuum, then its a)Internal energy increases b) No work is done c) Internal energy remains same
Answer» both a and B are CORRECT both b and C are correct both a and c are correct a,b.c are TRUE ANSWER :B