Chemistry, 19.03.2021 14:00 sindy35111

Answer all the following questions by putting a circle around a letter A. B.C or D 1. Air contains about
A. 3% carbon (IV) oxide.
B. 4%noble gases.
C. 21%oxygen
D. 69% nitrogen

Answers: 2

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More questions: Chemistry Another questions

Answer all the following questions by putting a circle around a letter A. B.C or D 1. Air contains aboutA. 3% carbon (IV) oxide.B. 4%noble gases.C. 21%oxygenD. 69% nitrogen​

Answers

Another question on Chemistry

Answer all the following questions by putting a circle around a letter A. B.C or D 1. Air contains about
A. 3% carbon (IV) oxide.
B. 4%noble gases.
C. 21%oxygen
D. 69% nitrogen