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1 vote
1 vote
Which types of change observe the law of conservation of mass? single answer

A. only changes of state
B. only physical changes
C. only chemical changes
D. physical changes and chemical changes

1 Answer

2 votes
2 votes

Answer:

d

Step-by-step explanation:

d just because it is and it's talking about mass and physical match's up with mass

User Timoschloesser
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