Which of the following is a pure substance? A. Air B. carbon dioxide C. soda D. salt water
2 answers:
Hey There,
The answer to your Problem is
B. Carbon Dioxide
If this Helps May I have Brainliest?
B- Carbon dioxide, every other option listed is composed of more than one thing.
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Lowest is Hydrogen highest is <span>Beryllium
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Answer:
Br Be Ge
Explanation:
Increases in electron affinity
Density =mass /volume
Volume =1800÷0.79
= 2278.481ml
Molecular weight of oxygen is 15.998g therefor 1.5(2*15.998)=47.994g