The last one would be false
Answer:
Conservation of Energy and Mass
The law of conservation of mass states that in a chemical reaction mass is neither created nor destroyed. ... Similarly, the law of conservation of energy states that the amount of energy is neither created nor destroyed.
The best and most correct answer among the choices provided by your question is the fourth choice.
Copper <span>has an average atomic mass of about 63.5 </span>amu<span>.</span>
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Answer:
17.8ml-15.6ml is 2.2 ml then convert to cm so 2.2cm^3
The correct answer would be D: Physical properties can be observed without changing the identity of a substance
