Can someone me with questions 7-12

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring