What is the difference between saturated and unsaturated hydrocarbons

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

What are the major types of a chemical compound

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?