9.there are thermal cups that we use
Answer:
oxygen is responsible for rusting
The others are wrong it's B. Condensation
Hydrocarbons are molecules that contain only carbon and hydrogen. Due to carbon's unique bonding patterns, hydrocarbons can have single, double, or triple bonds between the carbon atoms. The names of hydrocarbons with single bonds end in "-ane," those with double bonds end in "-ene," and those with triple bonds end in "-yne". The bonding of hydrocarbons allows them to form rings or chains.
Answer:
It's obviously true
Explanation:
As we have evolved over the years we have become more advanced