15. Which element is NOT found in the cookies?
A. Calcium
B. Hydrogen
C. Iron
D. Sodium

16. Which of the following ingredients is a compound?
A. Calcium
C. Magnesium
B. Calcium chloride
D. Manganese

17. Boron, carbon, nitrogen, and oxygen are examples of
A. Compounds
C. Ingredients
B. Elements
D. Nutritional Facts be

18. Carbon dioxide, sodium chloride, sugar and salt are examples of
A. Compounds
C. Ingredients
B. Elements
D. Nutritional facts borbe

19. Oxygen and iron are elements (I). Protein and sugar are elements too (II).

A. Both statements I and II are TRUE. B. Both statements I and II are FALSE. C. Statement I is FALSE while statement II is TRUE.
D. Statement I is TRUE while statement II is FALSE.

20. A compound is composed of one atom (I). Elements is a single atom substance (II)

A. Both statements I and II are TRUE
B. Both statements I and II are FALSE
C. Statement I is FALSE while statement II is TRUE.
D. Statement I is TRUE while statement II is FALSE.​