Answer:Argon is the third noble gas, in period 8, and it makes up about 1% of the Earth's atmosphere.
Explanation: because ik trust me lmk if im right and give my brainliest answer and likes plz
YES your correct answer will be the letter B
To calculate the water's salinity
by Elena
Answer:
Carbon Monoxide
Carbon forms two important gases with oxygen: carbon monoxide, CO, and carbon dioxide, CO2
Explanation:
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