Hi! Could someone please help me solve these? This is for HL IB Chem, and I need answers asap. Help will be greatly appreciated. Ty xoxo <3

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.

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.