Which of the following is a pure substance?

Which of the following is a pure substance?

Which of the following is a pure substance? Choose all that apply. Choose 2. A)Fruit juice? B)nickel? C)saltwater? D)rust? (Fe2O3) I think it is A and C sorry. Neither one, if by “pure substance” you mean an element. Nickel and saltwater. Rust is made up of iron, copper, and trace amounts of gold. So it…