Do physical changes transfer energy to and from their surroundings, yes or no?
1 answer:
I want to say the answer is yes.
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40.097 g
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ANswers is simply
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100g/cm^3
Explanation:
density=mass/volume
convert mass in kg to g
1kg=1000g
5kg=5000g
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Answer:
The mass number is defined as the total number of protons and neutrons in an atom. The number of neutrons = mass number − atomic number.
