Hair is dead skin cells that pile on top of each other to "grow".
Answer:
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Explanation:
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Answer:
A. Students made a measurement error, because ending with more products is impossible.
Explanation:
The law of conversation of matter tells us that in a chemical reaction, matter is never created or destroyed, it's simply converted from one form to another. So the mass of reactants should always equal the mass of the products in a chemical reaction. If there is excess mass in the product, the students have made an error of some kind.
Answer:
Put up the answer choices
Explanation:
endothermic means absorbing heat
