Answer:
A. Elements
Elements are substances that cannot be separated into simpler substances. Salt is made up of the elements sodium and chloride. Water is made up of the elements hydrogen and oxygen, to list a few.
I believe c. I hope it helps :)
The number of neutrons in a nucleus affects the mass of the atom but not its chemical properties. Thus, a nucleus with six protons and six neutrons will have the same chemical properties as a nucleus with six protons and eight neutrons, although the two masses will be different.
2Na + Cl2 ------>2 Na⁺Cl⁻
Na⁺Cl⁻ - sodium chloride
Answer:
45
Explanation:
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