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What type of system is best used to observe conservation of matter because all of the mass stays in one place?

a sideways system
an open system
a balanced system
a closed system

User Dshukertjr
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1 Answer

7 votes

Answer:

  • a closed system is correct options

Step-by-step explanation:

The law of conservation of mass can be best observed in any type of chemical reaction that is a closed system

User Yulanda
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