Explain Matter is Conserved
Elementary School Science · Flashcards · Application
ELEMENTARY SCHOOL SCIENCE · FLASHCARDS
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QUESTION
Identify the best conclusion if a sealed bag has mass
25.0
g
25.0\,g
25.0
g
before and
25.0
g
25.0\,g
25.0
g
after a reaction.
QUESTION
Identify the best claim if bubbles form but the mass of a sealed flask stays the same.
QUESTION
Find
m
after
m_{\text{after}}
m
after
if
m
before
=
42
g
m_{\text{before}}=42\,g
m
before
=
42
g
in a closed system and matter is conserved.
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ANSWER
42
g
42\,g
42
g
. Conservation means mass remains unchanged.
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