What is a hydrocarbon? a. a molecule containing only carbon and oxygen b. a molecule containing only carbon as a solid c. a molecule containing carbon, oxygen, and hydrogen d. a molecule containing only carbon and hydrogen

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So hydrocarbons mean

D) A molecule containing only carbon and hydrogen.

Explanation: -

The word hydrocarbon stands for hydro and carbon.

Hydro is Hydrogen.

So hydrocarbons mean A molecule containing only carbon and hydrogen.

They are generally alkanes, alkenes and alkynes.

question: ray weighs 100 kilograms, his wrestling partner, bobby, weighs 50 kilograms. if ray moves at 4 m s , how fast will bobby have to run at him to apply an equal amount of kinetic energy?

answer: 8 m/s he needs to run twice as fast to keep up so he has some work to do

explanation:   if the mass has units of kilograms and the velocity of meters per second, the kinetic energy has units of kilograms-meters squared per second squared.

question answered by

(jacemorris04)