Is a cookie crumbling or in other words breaking a cookie a physical change?
2 answers:
Answer:
Yes it is a physical change
Explanation:
The cookie is still a cookie even when it has been broken apart, so it cannot be a chemical change. The cookie only changed physically.
Answer:
it is a phisical changenone
Explanation:
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There are 8 electrons in the third energy level of Calcium atom.
Answer:24NS
Explanation:
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Impulse=6 x 4
Impulse=24NS
