Which statement is a correct expression of the law of conservation of mass?
a.
th...
Which statement is a correct expression of the law of conservation of mass?
a.
the total mass is unpredictable in a chemical reaction.
b.
the total mass remains the same during a chemical reaction.
c.
the total mass decreases during a chemical reaction.
d.
the total mass increases in a chemical reaction.
Answers: 2
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