Chemistry, 18.10.2020 14:01 elielson1497
Your science teacher removed the gas from a birthday balloon. They discovered that the gas is made of the element helium. Inside that atom is:
A. A new substance
B. Protons, neutrons and electrons
C. A different element
D. All of the above
Answers: 1
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Your science teacher removed the gas from a birthday balloon. They discovered that the gas is made o...
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