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What is a system?

A. A definite quantity of matter enclosed by a boundary
B. A definite quantity that does no work
C. A definite quantity that contains all energy
D. A definite quantity that allows no heat to flow

2 Answers

1 vote
a set of connected things or parts forming a complex whole, in particular.
User Craig Buchek
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4 votes

Answer: a definite quantity of matter enclosed by a boundary

Step-by-step explanation:

User Lubo Antonov
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