Chemistry, 15.11.2020 05:40 shiann2002

2 Which group of substances contains only compounds?
A C, O2, CH4,
B H, He, F
C CO2, CaCO3 , CH4
D F, Fe, He
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2 Which group of substances contains only compounds?
A C, O2, CH4,
B H, He, F
C C...

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2 Which group of substances contains only compounds? A C, O2, CH4, B H, He, F C CO2, CaCO3 , CH4 D F, Fe, He <

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Another question on Chemistry

2 Which group of substances contains only compounds?
A C, O2, CH4,
B H, He, F
C CO2, CaCO3 , CH4
D F, Fe, He
<