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3 votes
3 votes
Which one are only the elements?

a. Nitrogen gas (N2), Carbon dioxide (CO2), Sulfur dioxide (SO2)

b. Steel, milk, Chlorine gas (Cl2)

c. Aluminium (Al), iron (Fe), Sulfur (S)

d. Steam (H2O), Sulfuric acid (H2SO4), Iodine gas (I2)

User Frameworksnow
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1 Answer

19 votes
19 votes

Answer:

i think it's C

Step-by-step explanation:

User Petey
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