Question

classify the following as elements or compounds helium, hydrogen, carbon monoxide ,ammonia, carbon dioxide, water and oxygen.​

Answer 1

Explanation:

elements- helium ,hydrogen,oxygen

compounds - carbon monoxide ammonia,carbon di oxide,water

Answer 2

Answer:

the element in helium are co2

elements in hydrogen ?

elements in carbon monoxide is co2  and something else

ammonia ?

carbon dioxide co2 +?

water  h?

oxygen co2?

Explanation: