Hello,
Here is your answer:
The proper answer to this question is option D "wood is burned". Its a chemical change because its changing forms wood to ash.
Your answer is D.
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Hope this helps!
Answer:
67.93 kg.
Explanation:
See the attached pictures for detailed explanation.
Answer:
Pure substances cannot be separated into any other kinds of matter, while a mixture is a combination of two or more pure substances.
Explanation:
The source of alpha particles in a smoke detector is the Americium.